This is a subset

Subset

In mathematics, especially in set theory, a set A is a subset of a set B if A is "contained" inside B. A and B may coincide. The relationship of one set being a subset of another is called inclusion or sometimes containment...

 of the list of craters on the Moon. Where a crater

Impact crater

In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...

 formation has associated satellite

Satellite

In the context of spaceflight, a satellite is an object which has been placed into orbit by human endeavour. Such objects are sometimes called artificial satellites to distinguish them from natural satellites such as the Moon....

 craters, these are detailed on the main crater description pages.

G

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
G. Bond G. Bond (crater) G. Bond is a small lunar impact crater to the south of the Lacus Somniorum, a small lunar mare in the northeast part of the Moon's near side. It lies to the east of the larger crater Posidonius, and to the south of the flooded crater remnant Hall...	20 km	George Phillips Bond George Phillips Bond George Phillips Bond was an American astronomer. He was the son of William Cranch Bond. Some sources give his year of birth as 1826....  (1826–1865)
Gadomski Gadomski (crater) Gadomski is a lunar crater on the far side of the Moon. It is located to the south of the much larger crater Fowler, and to the west of Klute.This crater, like many features on the Moon, has an eroded outer rim that has been modified by subsequent impacts...	65 km	Jan Gadomski Jan Gadomski Jan Gadomski was a Polish astronomer.At the Jagiellonian University Observatory he made systematic observations of eclipsing binary stars.The crater Gadomski on the Moon is named after him.-External links:* ....  (1889–1966)
Gagarin Gagarin (crater) Gagarin is a large lunar impact crater that is located in the southern hemisphere on the far side of the Moon. To the southwest is the crater Pavlov and to the northeast lies Keeler. Closer to the rim are the craters Levi-Civita to the southwest, and Beijerinck to the north-northeast. Isaev lies...	265 km	Yuri Gagarin Yuri Gagarin Yuri Alekseyevich Gagarin was a Soviet pilot and cosmonaut. He was the first human to journey into outer space, when his Vostok spacecraft completed an orbit of the Earth on April 12, 1961....  (1934–1968)
Galen Galen (crater) Galen is a small lunar impact crater that lies in the rugged region between the Montes Apenninus range to the west and the Montes Haemus in the east. It is located to the south-southeast of the crater Aratus, a slightly larger formation. Further to the west is the crater Conon, near the flanks of...	10 km	Claudius Galen (circa 129-200)
Galilaei Galilaei (lunar crater) Galilaei is a lunar impact crater located in the western Oceanus Procellarum. Some distance to the southeast is the crater Reiner, while to the south-southwest is Cavalerius. Northeast of the crater is a meandering rille named the Rima Galilaei...	15 km	Galileo Galilei Galileo Galilei Galileo Galilei , was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism...  (1564–1642)
Galle Galle (lunar crater) Galle is a small lunar crater on the Mare Frigoris, to the north-northeast of the prominent crater Aristoteles. The formation is nearly circular, with a sharp-edged rim and little appearance of erosion...	21 km	Johann Gottfried Galle Johann Gottfried Galle Johann Gottfried Galle was a German astronomer at the Berlin Observatory who, on 23 September 1846, with the assistance of student Heinrich Louis d'Arrest, was the first person to view the planet Neptune, and know what he was looking at...  (1812–1910)
Galois Galois (crater) Galois is a large lunar crater on the far side of the Moon. Features of this class are commonly termed walled plains, due to their appearance and dimension. It is located just to the southeast of another huge walled plain, Korolev, a formation nearly double the diameter of Galois...	222 km	Évariste Galois Évariste Galois Évariste Galois was a French mathematician born in Bourg-la-Reine. While still in his teens, he was able to determine a necessary and sufficient condition for a polynomial to be solvable by radicals, thereby solving a long-standing problem...  (1811–1832)
Galvani Galvani (crater) Galvani is a lunar crater that lies close to the northwestern limb of the Moon, due south of the larger walled plain Volta. It partly overlies the southeast rim of the crater Langley, which occupies half the gap between Volta and Galvani...	80 km	Luigi Galvani Luigi Galvani Luigi Aloisio Galvani was an Italian physician and physicist who lived and died in Bologna. In 1791, he discovered that the muscles of dead frogs legs twitched when struck by a spark...  (1737–1798)
Gambart Gambart (crater) Gambart is a small lunar crater on the Mare Insularum, near the central region of the Moon. It can be located to the south-southeast of the prominent ray crater Copernicus. In the past, the floor of Gambart has been flooded with lava, leaving a relatively flat surface surrounded by a smooth but...	25 km	Jean Félix Adolphe Gambart Jean Félix Adolphe Gambart Jean-Félix Adolphe Gambart was a French astronomer.He was born in Sète in Hérault department, the son of a sea captain. His intelligence was noticed at a young age by Alexis Bouvard, who persuaded him to join the astronomy profession...  (1800–1836)
Gamow Gamow (crater) Gamow is a large lunar crater on the far side of the Moon. It is located in the northern hemisphere, to the southeast of the walled plain Schwarzschild....	129 km	George Gamow George Gamow George Gamow , born Georgiy Antonovich Gamov , was a Russian-born theoretical physicist and cosmologist. He discovered alpha decay via quantum tunneling and worked on radioactive decay of the atomic nucleus, star formation, stellar nucleosynthesis, Big Bang nucleosynthesis, cosmic microwave...  (1904–1968)
Ganskiy Ganskiy (crater) Ganskiy is a lunar crater that is located on the far side of the Moon. It lies to the southeast of the walled plain Hirayama.The rim of this crater is roughly circular, with a slight hexagonal appearance. There is some wear along the rim, particularly along the southwest where a pair of small...	43 km	Aleksey P. (Hansky) Ganskiy  (1870–1908)
Ganswindt Ganswindt (crater) Ganswindt is a lunar crater that lies near the southern pole of the Moon's far side. It is attached to the southwestern exterior of the huge walled plain Schrödinger. Ganswindt partly overlies the smaller crater Idel'son to the south....	74 km	Hermann Ganswindt Hermann Ganswindt Hermann Ganswindt was a German inventor and spaceflight scientist, whose inventions are thought to have been ahead of his time....  (1856–1934)
Garavito Garavito (crater) Garavito is a lunar crater that is located in the southern hemisphere on the Moon's far side. It lies to the north-northwest of the huge walled plain Poincaré, and to the west of the crater Chrétien. It takes its name in honor of the Colombian astronomer Julio Garavito Armero.This crater has a worn...	74 km	Julio Garavito Armero Julio Garavito Armero Julio Garavito Armero was a Colombian astronomer.Born in Bogotá, he was a child prodigy in science and mathematics. He obtained his degrees as mathematician and civil engineer in the Escuela Nacional de Ingeniería...  (1865–1920)
Gardner Gardner (crater) Gardner is a small lunar impact crater in the northeast part of the Moon. It lies due east of the crater Vitruvius, in a section of rough terrain to the north of the Mare Tranquillitatis, and is names after the famous Ellisvillian man Tyler Gardner. This crater was previously designated Vitruvius A...	18 km	Irvine Clifton Gardner Irvine Clifton Gardner Dr. Irvine Clifton Gardner was an American physicist.In 1921 he joined the National Bureau of Standards, and in 1950 became chief of the Division of Optics and Meteorology. He was the president of the Optical Society of America in 1958....  (1889–1972)
Gärtner Gärtner (crater) Gärtner is the lava-flooded remnant of a crater in the northeast part of the Moon. It is located on the northern edge of the Mare Frigoris. The southern half of the formation is completely missing, and Gärtner forms a semi-circular basin along the edges of the lunar mare...	115 km	Christian Gärtner Christian Gärtner Christian Gärtner was a German telescope maker and astronomer, noted for his observation of the 1758 return of Halley's Comet....  (circa 1750-1813)
Gassendi Gassendi (crater) Gassendi is a large lunar crater feature located at the northern edge of Mare Humorum. The formation has been inundated by lava during the formation of the mare, so only the rim and the multiple central peaks remain above the surface. The outer rim is worn and eroded, although it retains a...	101 km	Pierre Gassendi Pierre Gassendi Pierre Gassendi was a French philosopher, priest, scientist, astronomer, and mathematician. With a church position in south-east France, he also spent much time in Paris, where he was a leader of a group of free-thinking intellectuals. He was also an active observational scientist, publishing the...  (1592–1655)
Gaston	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  male name)
Gaudibert Gaudibert (crater) Gaudibert is a lunar crater that lies along the northeast edge of Mare Nectaris in the eastern part of the Moon's near side. Just to the east is the Montes Pyrenaeus mountain chain, and to the northeast beyond the mountains is the crater Gutenberg...	34 km	Casimir Marie Gaudibert Casimir Marie Gaudibert Casimir Marie Gaudibert was a French amateur astronomer and selenographer.Gaudibert produced a map of the Moon in 1887. Under the direction of Camille Flammarion, Emile Bertaux subsequently produced a globe of the moon based on Gaudibert's lunar map.The crater Gaudibert on the Moon is named after...  (1823–1901)
Gauricus Gauricus (crater) Gauricus is a lunar crater that is located in the rugged southern part of the Moon's near side. Nearly attached to the western rim is the heavily eroded crater Wurzelbauer, and to the north-northwest lies Pitatus....	79 km	Luca Gaurico Luca Gaurico Luca Gaurico was an Italian astrologer, astronomer, and mathematician. He was born to a poor family in the Kingdom of Naples, and studied judicial astrology, a subject he defended in his Oratio de Inventoribus et Astrologiae Laudibus...  (1476–1558)
Gauss Gauss (crater) Gauss is a large lunar crater, named after Carl Friedrich Gauss, that is located near the northeastern limb of the Moon's near side. It belongs to a category of lunar formations called a walled plain, meaning that it has a diameter of at least 110 kilometers, with a somewhat sunken floor and little...	177 km	Carl Friedrich Gauss Carl Friedrich Gauss Johann Carl Friedrich Gauss was a German mathematician and scientist who contributed significantly to many fields, including number theory, statistics, analysis, differential geometry, geodesy, geophysics, electrostatics, astronomy and optics.Sometimes referred to as the Princeps mathematicorum...  (1777–1855)
Gavrilov Gavrilov (crater) Gavrilov is a lunar impact crater on the far side of the Moon. It lies to the south of the heavily eroded crater Vernadskiy, and north of Vetchinkin.This is a circular and relatively symmetric crater formation with some erosion of the outer rim...	60 km	Aleksandr I. Gavrilov (1884–1955)
		Igor B. Gavrilov (1928–1982)
Gay-Lussac Gay-Lussac (crater) Gay-Lussac is a lunar crater located to the north of the prominent crater Copernicus, in the southern foothills of the Montes Carpatus range. The rim of the crater is slightly distorted, although generally circular. The inner floor is flat but rough, with no central peak. There are a pair of small...	26 km	Joseph-Louis Gay-Lussac (1778–1850)
Geber Geber (crater) Geber is a lunar impact crater that is located in the rugged south-central highlands of the Moon. It lies half way between the crater Almanon to the north-northeast and the crater pair of Azophi and Abenezra to the south-southwest. Farther to the southeast is Sacrobosco...	44 km	Jabir ibn Aflah Jabir ibn Aflah Abū Muḥammad Jābir ibn Aflaḥ was a Muslim astronomer and mathematician from Seville, who was active in 12th century Andalusia. His work Iṣlāḥ al-Majisṭi influenced Islamic, Jewish and Christian astronomers....  (unknown-circa 1145)
Geiger Geiger (crater) Geiger is a lunar crater on the far side of the Moon. It lies to the southwest of the much larger walled plain Keeler, and slightly farther to the northeast of the huge walled plain Gagarin. To the south is the crater Cyrano....	34 km	Johannes Hans Wilhelm Geiger (1882–1945)
Geissler Geissler (crater) Geissler is a small lunar impact crater that lies on the northern floor of the much larger walled plain Gilbert, near the eastern limb of the Moon. Just to the northeast of this crater, attached to the outer rim of Gilbert, is the crater pair of Weierstrass and Van Vleck.The rim of Geissler is...	16 km	Heinrich Geissler Heinrich Geissler Johann Heinrich Wilhelm Geißler was a German physicist and inventor of the Geissler tube, a low pressure gas-discharge tube made of glass....  (1814–1879)
Geminus Geminus (crater) Geminus is a lunar impact crater that is located near the northeast limb of the visible Moon. In this position the crater appears oval in shape due to foreshortening, but it is actually more nearly circular in form...	85 km	Geminus Geminus Geminus of Rhodes , was a Greek astronomer and mathematician, who flourished in the 1st century BC. An astronomy work of his, the Introduction to the Phenomena, still survives; it was intended as an introductory astronomy book for students. He also wrote a work on mathematics, of which only...  (unknown-circa 70 BC)
Gemma Frisius Gemma Frisius (crater) Gemma Frisius is a lunar crater that is located in the rugged southern highlands of the Moon. It lies to the north of the walled plain Maurolycus, and southeast of the smaller crater Poisson. The crater Goodacre is attached to the northeast rim....	87 km	Gemma Frisius Gemma Frisius Gemma Frisius , was a physician, mathematician, cartographer, philosopher, and instrument maker...  (1508–1555)
Gerard Gerard (crater) Gerard is a lunar crater that lies along the western edge of the Oceanus Procellarum near the northwest limb of the Moon's near side. It is located to the north-northwest of the crater von Braun, and northeast of Bunsen...	90 km	Alexander Gerard Alexander Gerard Alexander Gerard , philosophical writer, son of Rev. Gilbert Gerard, was educated at Aberdeen, where he became Professor, first of Natural Philosophy at Marischal College in 1750, and afterwards between 1760–1771 of Divinity, taking up the post of Professor of Divinity at King's College in 1771. As...  (1792–1839)
Gerasimovich Gerasimovich (crater) Gerasimovich is a lunar crater on the far side of the Moon. It lies beyond the western limb, to the west-northwest of the immense Mare Orientale impact basin. The outer blanket of ejecta from this impact reaches nearly to the rim of Gerasimovich...	86 km	Boris P. Gerasimovich Boris Gerasimovich Boris Petrovich Gerasimovich was a Russian and Soviet astronomer and astrophysicist.Gerasimovich was born in Kremenchuk .From 1917 until 1933 he worked at the Kharkov University observatory...  (1889–1937)
Gernsback Gernsback (crater) Gernsback is a lunar crater on the far side of the Moon. It is located in the northeastern part of the uneven Mare Australe, just behind the southeastern limb. During periods of favorable libration this feature can be brought into view of the Earth, but it is seen from the side and not much detail...	48 km	Hugo Gernsback Hugo Gernsback Hugo Gernsback , born Hugo Gernsbacher, was a Luxembourgian American inventor, writer, editor, and magazine publisher, best remembered for publications that included the first science fiction magazine. His contributions to the genre as publisher were so significant that, along with H. G...  (1884–1967)
Gibbs Gibbs (crater) Gibbs is a lunar impact crater that lies near the eastern limb of the Moon. It is situated less than a crater diameter to the northeast of the larger crater Hecataeus. The crater chain Catena Humboldt passes to the south of Gibbs, following a line to the northeast...	76 km	Josiah Willard Gibbs Josiah Willard Gibbs Josiah Willard Gibbs was an American theoretical physicist, chemist, and mathematician. He devised much of the theoretical foundation for chemical thermodynamics as well as physical chemistry. As a mathematician, he invented vector analysis . Yale University awarded Gibbs the first American Ph.D...  (1839–1903)
Gilbert Gilbert (lunar crater) Gilbert is a large lunar crater that lies near the eastern limb of the Moon. Due to its location this feature appears foreshortened when viewed from the Earth, limiting the amount of detail that can be observed...	112 km	Grove Karl Gilbert Grove Karl Gilbert Grove Karl Gilbert , known by the abbreviated name G. K. Gilbert in academic literature, was an American geologist....  (1843–1918)
		William Gilbert (1544–1603)
Gill Gill (lunar crater) Gill is a lunar crater that is located near the southeastern limb of the Moon. Due to its proximity to the edge of the Moon as seen from the Earth, this crater is viewed nearly from the side and it can become hidden from sight due to libration. The crater lies to the southwest of the irregular Mare...	66 km	David Gill (astronomer) David Gill (astronomer) Sir David Gill FRS was a Scottish astronomer who is known for measuring astronomical distances, for astrophotography, and for geodesy. He spent much of his career in South Africa.- Life and work :...  (1843–1914)
Ginzel Ginzel (crater) Ginzel is a lunar crater that is located on the far side of the Moon, just beyond the eastern limb. It is named after the Austrian astronomer Friedrich Karl Ginzel. It lies at the eastern edge of the Mare Marginis, in a region of the surface that is sometimes brought into sight of the Earth due to...	55 km	Friedrich Karl Ginzel Friedrich Karl Ginzel Friedrich Karl Ginzel was an Austrian astronomer.From 1877 Ginzel worked at the observatory in Vienna...  (1850–1926)
Gioja Gioja (crater) Gioia is a lunar crater that is located in the vicinity of the north pole of the Moon. It is named after the Italian inventor Flavio Gioia. As it lies so close to the northern limb, it is view nearly from the edge making difficult to observe from the Earth. The crater is attached to the southern...	41 km	Flavio Gioja Flavio Gioja Flavio Gioja or Gioia is reputed to have been an Italian mariner and inventor, although modern scholarship disputes that he ever, in fact, existed. He was supposedly a marine pilot and has traditionally been credited with perfecting the sailor's compass by suspending its needle over a...  (flourished 1302)
Giordano Bruno Giordano Bruno (crater) Giordano Bruno is a 22 km lunar impact crater on the far side of the Moon, just beyond the northeastern limb. At this location it lies in an area that can be viewed during a favorable libration, although at such times the area is viewed from the side and not much detail can be seen...	22 km	Giordano Bruno Giordano Bruno Giordano Bruno , born Filippo Bruno, was an Italian Dominican friar, philosopher, mathematician and astronomer. His cosmological theories went beyond the Copernican model in proposing that the Sun was essentially a star, and moreover, that the universe contained an infinite number of inhabited...  (1548–1600)
Glaisher Glaisher (crater) Glaisher is a lunar impact crater that is located in the region of terrain that forms the southwest border of Mare Crisium. It lies to the southwest of the lava-flooded crater Yerkes, and west-northwest of the Greaves–Lick crater pair...	15 km	James Glaisher James Glaisher James Glaisher FRS , was an English meteorologist and aeronaut.Born in Rotherhithe, the son of a London watchmaker, Glaisher was a Junior assistant at the Cambridge Observatory from 1833 to 1835 before moving to the Royal Greenwich Observatories, where he served as Superintendent of the Department...  (1809–1903)
Glauber Glauber (crater) Glauber is a small lunar crater that is located just to the north of the large walled plain Mendeleev, on the Moon's far side. This crater lies just outside the irregular rim of Mendeleev, but well within the outer skirt of ejecta. It is a circular crater with a rim that has not been significantly...	15 km	Johann Rudolf Glauber Johann Rudolf Glauber Johann Rudolf Glauber was a German-Dutch alchemist and chemist. Some historians of science have described him as one of the first chemical engineers...  (circa 1603-1670)
Glazenap Glazenap (crater) Glazenap is a lunar crater that is located on the Moon's far side. It lies to the south-southwest of the huge walled plain Mendeleev, and to the northwest of the crater Pannekoek. This crater is nearly circular, and has not been significantly eroded. However, a small crater lies across the...	43 km	Sergej Pavlovich von Glazenap (1848–1937)
Glushko Glushko (crater) Glushko is a young impact crater on the Moon attached to the western rim of the crater Olbers.Glushko possesses a relatively high albedo and is the focus of a prominent ray system that extends in all directions across the nearby surface. It has sharp, well-defined features that, combined with its...	43 km	Valentin Petrovitch Glushko (1908–1989)
Goclenius Goclenius (crater) Goclenius is a lunar crater that is located near the west edge of Mare Fecunditatis. It lies to the southeast of the lava-flooded crater Gutenberg, and north of Magelhaens. To the northwest is a parallel rille system that follow a course toward the northwest, running for a length of up to 240...	72 km	Rudolf Goclenius, Jr. Rudolf Goclenius, Jr. Rudolf Goclenius the Younger was a German physician and professor of physics, medicine and mathematics at the Philipps University of Marburg. He was the oldest son of Rudolph Goclenius, who was also professor of rhetoric, logic and ethics at Marburg.As a physician he worked on cures against the...  (1572–1621)
Goddard Goddard (crater) Goddard is a lunar crater that is located along the eastern limb of the Moon, and so is visible from the edge from Earth. It is best viewed during favorable librations when the orientation of the Moon brings it further into sight. The crater is located in the Mare Marginis, to the northeast of the...	89 km	Robert H. Goddard (1882–1945)
Godin Godin (crater) Godin is a lunar impact crater located just to the south of the crater Agrippa, on a rough upland region to the east of Sinus Medii. The ruined crater Tempel lies to the northeast, on the east side of Agrippa. Due south is the flooded remains of Lade....	34 km	Louis Godin Louis Godin Louis Godin was a French astronomer and member of the French Academy of Sciences. He worked in Peru, Spain, Portugal and France.-Biography:...  (1704–1760)
Goldschmidt Goldschmidt (crater) Goldschmidt is a large lunar crater of the variety commonly termed a walled plain. It lies in the northern part of the Moon's near side, and appears oval in shape due to foreshortening. The rim is actually relatively circular, although the western rim is overlain by the prominent crater Anaxagoras...	113 km	Hermann Goldschmidt (1802–1866)
Golgi Golgi (crater) Golgi is a tiny lunar impact crater located in the Oceanus Procellarum, over 150 kilometers to the north of the crater Schiaparelli. It is a circular, cup-shaped impact formation with an interior albedo that is higher than the surrounding dark lunar mare. This crater was previously designated...	5 km	Camillo Golgi Camillo Golgi Camillo Golgi was an Italian physician, pathologist, scientist, and Nobel laureate.-Biography:Camillo Golgi was born in the village of Corteno, Lombardy, then part of the Austrian Empire. The village is now named Corteno Golgi in his honour. His father was a physician and district medical officer...  (1843–1926)
Golitsyn Golitsyn (crater) Golitsyn is a lunar impact crater that lies beyond the western limb on the far side of the Moon. It is located in the southwestern portion of the Montes Rook mountain range that forms one of the rings around the Mare Imbrium impact site...	36 km	Boris Borisovich Golitsyn (1862–1916)
Golovin Golovin (crater) Golovin is a lunar impact crater that is located to the southeast of the walled plain Campbell. It lies in the northern hemisphere on the Moon's far side, and cannot be seen directly from the Earth...	37 km	Nicholas Erasmus Golovin (1912–1969)
Goodacre Goodacre (crater) Goodacre is a lunar impact crater. It is located in the rugged southern highlands on the Moon's near side, and is attached to the north-northeastern part of the exterior of Gemma Frisius, a heavily worn and much larger formation...	46 km	Walter Goodacre Walter Goodacre Walter Goodacre was a British businessman and amateur astronomer.He was the second Director of the Lunar Section of the British Astronomical Association. In 1910, he published a 77" diameter hand drawn map of the moon. In 1931, he published a larger book of maps of the moon's surface with...  (1856–1938)
Gore Gore (crater) Gore is a lunar impact crater located on the lunar near side near the northern pole. Major nearby features include Florey crater to the Southeast, Peary crater to the East-Northeast, and Byrd crater to the Southeast...	8.5 km	John Ellard Gore (1845–1910)
Gould Gould (crater) Gould is the remnant of a lunar crater formation that lies in the midst of the Mare Nubium, in the southwest quadrant of the Moon. It is located to the east-northeast of the prominent crater Bullialdus, and south of the crater remnant Opelt....	34 km	Benjamin Apthorp Gould Benjamin Apthorp Gould Benjamin Apthorp Gould was a pioneering American astronomer. He is notable for creating the Astronomical Journal, discovering the Gould Belt, and for founding of the Argentine National Observatory and the Argentine National Weather Service.-Biography:He was born in Boston, Massachusetts, son of...  (1824–1896)
Grace	1 km	(English female name)
Grachev Grachev (crater) Grachev is a lunar impact crater on the far side of the Moon. It lies to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta surrounding the Montes Cordillera mountain ring. Passing along the southwestern edge of Grachev is the Catena Michelson, a valley-like formation...	35 km	Andrej D. Grachev (1900–1964)
Graff Graff (lunar crater) Graff is a small lunar crater that lies along the southwestern limb of the Moon. It is located to the west of the Vallis Bouvard depression in the southern part of the ejecta blanket that surrounds the Mare Orientale impact basin...	36 km	Kasimir Romuald Graff Kasimir Graff Kasimir Romuald Graff was a German astronomer. He worked as an assistant at the Hamburg Observatory and became a professor at Hamburg in 1916. In 1928 he became director of the Vienna Observatory, Austria. When the Nazi government took over in Austria in 1938, he was forced to retire...  (1878–1950)
Grave Grave (crater) Grave is a lunar crater that lies in the northern interior floor of the huge walled plain Gagarin, on the far side of the Moon. It is located about 10 kilometers to the east-northeast of the larger crater Isaev, which covers the northwestern part of Gagarin's interior.Like many lunar craters, Grave...	40 km	Dmitry Aleksandrovich Grave (1863–1939)
		Ivan Platonovich Grave (1874–1960)
Greaves Greaves (crater) Greaves is a small lunar impact crater that lies near the southwest edge of Mare Crisium. It is a circular, bowl-shaped formation with a small interior floor at the center of the sloping inner walls. The crater is intruding into the northern edge of the lava-flooded crater Lick...	13 km	William Michael Herbert Greaves William Michael Herbert Greaves William Michael Herbert Greaves FRS was a British astronomer.He was born in Barbados, West Indies to Dr. E. C. Greaves, a medical doctor trained at Edinburgh University. William Greaves was educated first at Lodge School and Codrington College in Barbados then travelled to England to study at St...  (1897–1955)
Green Green (lunar crater) Green is a lunar impact crater on the Moon's far side. It lies just to the west of the huge walled plain Mendeleev, and is nearly joined with the west-northwestern edge of the crater Hartmann....	65 km	George Green George Green George Green was a British mathematical physicist who wrote An Essay on the Application of Mathematical Analysis to the Theories of Electricity and Magnetism...  (1793–1841)
Gregory Gregory (lunar crater) Gregory is a lunar crater on the far side of the Moon. It is located to the southeast of the crater Ibn Firnas, and north-northeast of Bečvář. About one crater diameter to the north is the smaller Morozov....	67 km	James Gregory James Gregory (astronomer and mathematician) James Gregory FRS was a Scottish mathematician and astronomer. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite series representations for several trigonometric functions.- Biography :The...  (1638–1675)
Grigg Grigg (crater) Grigg is a lunar crater that is located on the far side of the Moon. It lies in the northern outskirts of the huge walled plain Hertzsprung, to the southwest of the crater Fersman and southeast of Poynting. The rim of this crater is generally circular, with a small impact crater intruding into the...	36 km	John Grigg John Grigg (astronomer) John Grigg was a New Zealand astronomer.He was born in London and married Emma Mitchell in 1858. In 1863 they emigrated to New Zealand and settled in Auckland, however Emma died in 1867. Grigg then moved to the town of Thames.He married his second wife Sarah Allaway in 1871 but she died in 1874...  (1838–1920)
Grimaldi Grimaldi (crater) Grimaldi is a large basin located near the western limb of the Moon. It lies to the southwest of the Oceanus Procellarum, and southeast of the crater Riccioli...	172 km	Francesco Maria Grimaldi Francesco Maria Grimaldi Francesco Maria Grimaldi was an Italian Jesuit priest, mathematician and physicist who taught at the Jesuit college in Bologna....  (1618–1663)
Grignard Grignard (crater) Grignard is a lunar impact crater on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater and is directly adjacent to the Hermite crater . The crater was adopted and named after French chemist Victor Grignard by the IAU in 2009.-External links: - Map of...	12.2 km	Victor Grignard Victor Grignard François Auguste Victor Grignard was a Nobel Prize-winning French chemist.Grignard was the son of a sail maker. After studying mathematics at Lyon he transferred to chemistry and discovered the synthetic reaction bearing his name in 1900...  (1871–1935)
Grissom Grissom (crater) Grissom is a lunar crater that lies on the far side of the Moon. It is located just to the south of the huge walled plain Apollo, and to the northeast of the crater Cori. The rim of Grissom is eroded in places, particularly along the northeast where a pair of small craters lie along the sides....	58 km	Virgil "Gus" I. Grissom Gus Grissom Virgil Ivan Grissom , , better known as Gus Grissom, was one of the original NASA Project Mercury astronauts and a United States Air Force pilot...  (1926–1967)
Grotrian Grotrian (crater) Grotrian is a lunar impact crater that is located on the southern hemisphere on the far side of the Moon. It lies to the north of the huge walled plain Schrödinger, within the radius of that formation's outer blanket of ejecta...	37 km	Walter Grotrian Walter Grotrian Walter Robert Wilhelm Grotrian was a German astronomer and astrophysicist.Grotrian studied the emission line from the solar corona in the green region of the spectrum; this emission line could not be attributed to any known chemical element and was thought to be a new element...  (1890–1954)
Grove Grove (crater) Grove is a small lunar impact crater that lies in the northern part of the Lacus Somniorum. It is located to the southeast of the crater remnant Mason. Grove is a relatively circular crater formation with a simple, sharp-edged rim. The unconsolidated material along the inner wall has slumped down...	28 km	Sir William Robert Grove William Robert Grove Sir William Robert Grove PC QC FRS was a judge and physical scientist. He anticipated the general theory of the conservation of energy, and was a pioneer of fuel cell technology.-Early life:...  (1811–1896)
Gruemberger	93 km	Christoph Grienberger Christoph Grienberger Christoph Grienberger was an Austrian Jesuit astronomer, after whom the crater Gruemberger on the Moon is named.-Biography:Born in Hall in Tirol, in 1580 Christoph...  (1561–1636)
Gruithuisen Gruithuisen (crater) Gruithuisen is a tiny lunar crater that lies on the section of lunar mare that joins Oceanus Procellarum in the west to Mare Imbrium in the east. Southeast of Gruithuisen is the small crater Delisle...	15 km	Franz von Gruithuisen Franz von Gruithuisen Baron Franz von Paula Gruithuisen was a Bavarian physician and astronomer. He taught medical students before becoming a professor of astronomy at the University of Munich in 1826....  (1774–1852)
Guericke Guericke (crater) Guericke is the remnant of a lunar crater at the north part of the Mare Nubium. To the north-northwest lies the large Fra Mauro formation, along with the co-joined craters Parry and Bonpland. To the east are the craters Kundt and Davy....	63 km	Otto von Guericke Otto von Guericke Otto von Guericke was a German scientist, inventor, and politician...  (1602–1686)
Guillaume Guillaume (crater) Guillaume is an old lunar crater on the Moon's northern hemisphere, and is located on the far side relative to the Earth. It lies just to the southeast of the slightly larger crater Perkin. This is a worn and eroded formation, with features that have been softened and rounded over time. A cluster...	57 km	Charles Edouard Guillaume Charles Edouard Guillaume Charles Édouard Guillaume was a Swiss physicist who received the Nobel Prize in Physics in 1920 in recognition of the service he had rendered to precision measurements in physics by his discovery of anomalies in nickel steel alloys.Guillaume is known for his discovery of nickel-steel alloys he...  (1861–1938)
Gullstrand Gullstrand (crater) Gullstrand is a lunar impact crater that lies on the northern hemisphere on the Moon's far side. About one crater diameter to the southeast is the larger crater Perrine. To the west-southwest is Quetelet....	43 km	Allvar Gullstrand Allvar Gullstrand Allvar Gullstrand was a Swedish ophthalmologist.Born at Landskrona, Sweden, Gullstrand was professor successively of eye therapy and of optics at the University of Uppsala. He applied the methods of physical mathematics to the study of optical images and of the refraction of light in the eye...  (1862–1930)
Gum Gum (crater) Gum is a lunar crater that is located near the southeastern limb of the Moon, and is viewed nearly from the side from Earth. It lies along the western edge of the irregular Mare Australe, to the northeast of the crater Hamilton...	54 km	Colin Stanley Gum Colin Stanley Gum Colin Stanley Gum was an Australian astronomer who catalogued emission nebulae in the southern sky at the Mount Stromlo Observatory using wide field photography. Gum published his findings in 1955 in a study entitled A study of diffuse southern H-alpha nebulae which presented a catalog, now known...  (1924–1960)
Gutenberg Gutenberg (crater) Gutenberg is a lunar crater that lies along the west edge of Mare Fecunditatis, in the eastern part of the visible Moon. To the southeast is the crater Goclenius, and to the southeast are Magelhaens and Colombo...	74 km	Johann Gutenberg (circa 1398-1468)
Guthnick Guthnick (crater) Guthnick is a lunar impact crater that lies on the far side of the Moon's surface from the Earth. However, it is located in the part of the far side that is sometimes brought into sight of the Earth due to libration, although it can only be seen at a low angle and during favorable lighting conditions...	36 km	Paul Guthnick Paul Guthnick Paul Guthnick was a German astronomer.Born in Hitdorf am Rhein, he worked from 1901 at the Royal Observatory of Berlin. He studied variable stars and studied Mira . As Berlin expanded, it became less possible to conduct astronomical observations there and Guthnick used, from 1906 onwards, the...  (1879–1947)
Guyot Guyot (crater) Guyot is a lunar crater on the Moon's far side. It is separated from the crater Kostinskiy to the northeast by only a few kilometers of rough terrain. To the west-southwest lies the crater Lobachevskiy and to the east-southeast is Ostwald....	92 km	Arnold Henry Guyot Arnold Henry Guyot Arnold Henry Guyot was a Swiss-American geologist and geographer.-Biography:...  (1807–1884)
Gyldén Gyldén (crater) Gyldén is the remnant of a lunar crater that is located to the northeast of the walled plain Ptolemaeus on the Moon. It lies along the prime meridian of the selenographic coordinate system, and less than 150 km south of the lunar equator...	47 km	Hugo Gyldén Hugo Gyldén Johan August Hugo Gyldén was a Finland-Swedish astronomer primarily known for work in celestial mechanics....  (1841–1896)

H

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
H. G. Wells H. G. Wells (crater) H. G. Wells is a lunar crater that is located on the far side of the Moon, behind the northeastern limb. It lies to the south of the crater Millikan, and to the northeast of Cantor. Just to the southeast is the smaller Tesla....	114 km	Herbert George Wells writer (1866–1946)
Haber Haber (crater) Haber is a lunar impact crater on the lunar far side near the northern pole. The crater was adopted and named after German chemist Fritz Haber by the IAU in 2009....	55.5 km	Fritz Haber Fritz Haber Fritz Haber was a German chemist, who received the Nobel Prize in Chemistry in 1918 for his development for synthesizing ammonia, important for fertilizers and explosives. Haber, along with Max Born, proposed the Born–Haber cycle as a method for evaluating the lattice energy of an ionic solid...  (1868–1934)
Hagecius Hagecius (crater) Hagecius is a lunar impact crater in the southeastern part of the Moon's near side. This crater forms a triangular formation with the craters Rosenberger to the north-northwest and Nearch to the west-northwest. Like both of these craters, Hagecius has undergone erosion from subsequent impacts, and...	76 km	Tadeáš Hájek Tadeáš Hájek Tadeáš Hájek z Hájku , also known as Tadeáš Hájek of Hájek, Thaddaeus Hagecius ab Hayek or Thaddeus Nemicus, was the personal physician of the Holy Roman Emperor Rudolph II and a Bohemian astronomer.Tadeáš Hájek was the son of Šimon Hájek from an old Prague family...  (1525–1600)
Hagen Hagen (crater) Hagen is a lunar crater on the far side of the Moon. It lies to the north of the huge walled plain Planck, and south-southwest of the crater Pauli....	55 km	Johann Georg Hagen Johann Georg Hagen Johann Georg Hagen was an eminent American astronomer and Catholic priest.-Early life:Johann Georg Hagen was born in Bregenz, Austria. He was the son of a school teacher.-Entering the Jesuit Order:...  (1847–1930)
Hahn Hahn (crater) Hahn is a lunar impact crater that is located near the northeastern limb of the Moon. The crater appears oval when viewed from the Earth due to foreshortening. It is located less than one crater diameter to the southeast of Berosus, a slightly smaller formation.The inner wall of Hahn contains a...	84 km	Friedrich von Hahn Friedrich von Hahn Friedrich II. Graf von Hahn was a German nobleman, a philosopher and astronomer.Von Hahn was born in Neuhaus, Holstein...  (1741–1805)
		Otto Hahn Otto Hahn Otto Hahn FRS was a German chemist and Nobel laureate, a pioneer in the fields of radioactivity and radiochemistry. He is regarded as "the father of nuclear chemistry". Hahn was a courageous opposer of Jewish persecution by the Nazis and after World War II he became a passionate campaigner...  (1879–1968)
Haidinger Haidinger (crater) Haidinger is a lunar impact crater that is located in the southwestern part of the Moon. Just to the southwest of the crater is the small lunar mare named Lacus Timoris. Haidinger lies northwest of the crater Wilhelm and east of the irregular formation Hainzel....	22 km	Wilhelm Karl von Haidinger (1795–1871)
Hainzel Hainzel (crater) Hainzel is the southern member of a trio of overlapping lunar craters. The composite rim is located at the west edge of Lacus Timoris in the southwest sector of the Moon...	70 km	Paul Hainzel Paul Hainzel Paul Hainzel was a German astronomer and the mayor of Augsburg, Germany.In 1569, Paul Hainzel and his brother Johannes Baptista Hainzel helped their friend Tycho Brahe design and construct a large quadrant. The quadrant, which was 19 feet in radius and built on Hainzel's estate, was used for...  (flourished 1570)
Haldane Haldane (lunar crater) Haldane is a lunar crater that is located in Mare Smythii, near the eastern limb of the Moon. The visibility of this formation is affected by libration, and even under favorable conditions it is highly foreshortened...	37 km	John Burdon Sanderson Haldane J. B. S. Haldane John Burdon Sanderson Haldane FRS , known as Jack , was a British-born geneticist and evolutionary biologist. A staunch Marxist, he was critical of Britain's role in the Suez Crisis, and chose to leave Oxford and moved to India and became an Indian citizen...  (1892–1964)
Hale Hale (lunar crater) Hale is a relatively young lunar impact crater that is located on the southern limb of the Moon. Over half the crater lies on the far side of the Moon, and from the Earth this formation is viewed from the side. Thus the crater must be viewed from orbit in order to discern much detail. The nearest...	83 km	George Ellery Hale George Ellery Hale George Ellery Hale was an American solar astronomer.-Biography:Hale was born in Chicago, Illinois. He was educated at MIT, at the Observatory of Harvard College, , and at Berlin . As an undergraduate at MIT, he is known for inventing the spectroheliograph, with which he made his discovery of...  (1868–1938)
		William Hale William Hale (British inventor) William Hale , was a British inventor and rocket pioneer.- Biography :Hale was born in Colchester, England in 1797. He was self-taught although his grandfather, the educator William Cole, is believed to have tutored him...  (1797–1870)
Hall Hall (lunar crater) Hall is a lunar crater named in honor of American astronomer Asaph Hall that is located in the southeast part of the Lacus Somniorum, a lunar mare in the northeast part of the Moon. This feature can be found to the west of the prominent walled plain Posidonius. Just to the south, and nearly...	35 km	Asaph Hall Asaph Hall Asaph Hall III was an American astronomer who is most famous for having discovered the moons of Mars in 1877...  (1829–1907)
Halley Halley (lunar crater) Halley is a lunar impact crater that is intruding into the southern wall of the walled plain Hipparchus. To the southwest of Halley is the large crater Albategnius, and due east lies the slightly smaller Hind....	36 km	Edmond Halley Edmond Halley Edmond Halley FRS was an English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best known for computing the orbit of the eponymous Halley's Comet. He was the second Astronomer Royal in Britain, following in the footsteps of John Flamsteed.-Biography and career:Halley...  (1656–1742)
Hamilton Hamilton (crater) Hamilton is a lunar impact crater that is located near the southeastern limb of the Moon. From the Earth this crater is viewed nearly from the edge, limiting the amount of detail that can be observed...	57 km	William Rowan Hamilton William Rowan Hamilton Sir William Rowan Hamilton was an Irish physicist, astronomer, and mathematician, who made important contributions to classical mechanics, optics, and algebra. His studies of mechanical and optical systems led him to discover new mathematical concepts and techniques...  (1805–1865)
Hanno Hanno (crater) Hanno is a lunar crater that lies near the southeastern limb of the Moon, along the western edge of the Mare Australe. About a crater diameter to the southwest is the prominent crater Pontécoulant....	56 km	Hanno the Navigator Hanno the Navigator Hanno the Navigator was a Carthaginian explorer c. 500 BC, best known for his naval exploration of the African coast...  (circa 500 BC)
Hansen Hansen (crater) Hansen is a lunar impact crater that is located near the eastern limb of the Moon. At this location the crater appears oval due to foreshortening, but the crater is actually nearly circular. It lies to the northeast of the larger crater Condorcet, and to the south of the smaller Alhazen.The outer...	39 km	Peter Andreas Hansen Peter Andreas Hansen Peter Andreas Hansen was a Danish astronomer, was born at Tønder, Schleswig.-Biography:The son of a goldsmith, Hansen learned the trade of a watchmaker at Flensburg, and exercised it at Berlin and Tønder, 1818–1820...  (1795–1874)
Hansteen Hansteen (crater) Hansteen is a lunar crater that lies near the southwest edge of the Oceanus Procellarum. To the southeast is the flooded crater Billy. The rim of Hansteen is somewhat polygonal in form, especially along the eastern side. There are a few terraces along the northwestern inner wall. The inner floor...	44 km	Christopher Hansteen Christopher Hansteen Christopher Hansteen was a Norwegian geophysicist, astronomer and physicist, best known for his mapping of Earth's magnetic field.-Early life and career:...  (1784–1873)
Harden Harden (crater) Harden is a small lunar impact crater that lies in the eastern part of the interior floor of the walled plain Mendeleev. It is located on the far side of the Moon, and cannot been seen from the Earth....	15 km	Arthur Harden Arthur Harden Sir Arthur Harden FRS was an English biochemist. He shared the Nobel Prize in Chemistry in 1929 with Hans Karl August Simon von Euler-Chelpin for their investigations into the fermentation of sugar and fermentative enzymes....  (1865–1940)
Harding Harding (crater) Harding is a small lunar impact crater that lies in the Sinus Roris, a bay in the northwest part of the Oceanus Procellarum. Because of its location near the northwest limb of the Moon's near side, this crater is viewed at a relatively low angle from the Earth resulting in foreshortening and...	22 km	Karl Ludwig Harding Karl Ludwig Harding Karl Ludwig Harding was a German astronomer notable for having discovered the asteroid 3 Juno.-Biography:...  (1765–1834)
Haret Haret (crater) Haret is a small lunar crater that is located in the southern region on the far side of the Moon. It lies in midst of the triangle of craters formed by Bose to the northeast, Cabannes to the southeast, and Abbe to the west...	29 km	Spiru Haret Spiru Haret Spiru C. Haret was a Romanian mathematician, astronomer and politician. He made a fundamental contribution to the n-body problem in celestial mechanics by proving that using a third degree approximation for the disturbing forces implies instability of the major axes of the orbits, and by...  (1851–1912)
Hargreaves Hargreaves (crater) Hargreaves is a lunar crater that lies in the eastern part of the Moon, to the east of the Mare Fecunditatis. It is located to the west of the crater Maclaurin, and was previously designated Maclaurin S before being given a name by the IAU...	16 km	Frederick James Hargreaves Frederick James Hargreaves Frederick James Hargreaves was a British astronomer and optician.He was considered the foremost optician in Britain, and was noted for his skill in mirror making and other optics for astronomical telescopes...  (1891–1970)
Harkhebi Harkhebi (crater) Harkhebi is a large lunar crater of the category termed a walled plain. Half of the crater to the north-northwest is overlain by the walled plain Fabry, a large formation in its own right. Attached to the northwestern rim is the much smaller crater Vashakidze...	237 km	Harkhebi Harkhebi Harkhebi was an astronomer who lived in Ptolemaic Egypt during the rule of the Ptolemaic dynasty.He may have based many of his observations on earlier Babylonian contributions to astronomy. A funereal statue associated with him is known with an inscription in which he describes himself as an...  (circa 300 BC)
Harlan Harlan (crater) Harlan is a lunar crater near the southeastern limb of the Moon. It is located just to the northeast of the crater Marinus. To the northeast is the flooded walled plain Abel, and to the southeast is Mare Australe....	65 km	Harlan James Smith Harlan James Smith Harlan James Smith was an American astronomer.He was born in Wheeling, West Virginia, the son of Paul and Anna McGregor Smith. While attending Wheeling High School he was named first runner up in the "Westinghouse National Science Talent Search". From 1943 until the end of World War II he served...  (1924–1991)
Harold	2 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Harpalus Harpalus (crater) Harpalus is a young lunar impact crater that lies on the Mare Frigoris, at the eastern edge of the Sinus Roris. To the southeast at the edge of the mare is the small crater Foucault, and to the northwest on the opposite edge is the walled plain named South....	39 km	Harpalus Harpalus For other uses, see Harpalus Harpalus son of Machatas was an aristocrat of Macedon and boyhood friend of Alexander the Great in the 4th century BC. Being lame in a leg, and therefore exempt from military service, Harpalus did not follow Alexander in his advance within the Persian Empire but...  (unknown-circa 460 BC)
Harriot Harriot (crater) Harriot is a lunar crater that is located on the far side of the Moon from the Earth. It lies just to the north of the much larger crater Seyfert. To the northeast of Harriot is the crater Cantor. About one and a half crater diameters to the north of Harriot is the eastern end of a crater chain...	56 km	Thomas Harriot Thomas Harriot Thomas Harriot was an English astronomer, mathematician, ethnographer, and translator. Some sources give his surname as Harriott or Hariot or Heriot. He is sometimes credited with the introduction of the potato to Great Britain and Ireland...  (1560–1621)
Hartmann Hartmann (crater) Hartmann is a lunar impact crater on the far side of the Moon. It lies astride the west-southwestern rim of the huge walled plain Mendeleev, and intrudes part way into the wide inner wall of this feature...	61 km	Johannes Franz Hartmann Johannes Franz Hartmann Johannes Franz Hartmann was a German physicist and astronomer. In 1904, while studying the spectroscopy of Delta Orionis he noticed that most of the spectrum had a shift, except the calcium lines, which he interpreted as indicating the presence of interstellar medium-External links:*...  (1865–1936)
Hartwig Hartwig (lunar crater) Hartwig is a lunar crater that is located near the western limb of the Moon. It is attached to the eastern rim of the prominent crater Schlüter, to the northeast of the Montes Cordillera mountain range that surrounds the Mare Orientale...	79 km	Carl Ernst Albrecht Hartwig Ernst Hartwig Carl Ernst Albrecht Hartwig was a German astronomer.He discovered a new star in M31 on August 20, 1885. This object was designated as supernova "S Andromedae". During the 1883 observation campaign of comet 6P/d'Arrest he found five NGC objects working at the Strasbourg Observatory...  (1851–1923)
Harvey Harvey (crater) Harvey is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies astride the eastern rim of the much larger crater Mach, and the outer rampart of Harvey extends part way across the interior floor...	60 km	William Harvey William Harvey William Harvey was an English physician who was the first person to describe completely and in detail the systemic circulation and properties of blood being pumped to the body by the heart...  (1578–1657)
Hase Hase (crater) Hase is a lunar crater that is located in the rugged southeast part of the Moon, to the south-southwest of the prominent walled plain Petavius. Palitzsch and Vallis Palitzsch are attached to the northeastern rim of Hase....	83 km	Johann Matthias Hase Johann Matthias Hase Johann Matthias Hase was a German mathematician, astronomer, and cartographer.-Biography:Hase taught at Leipzig and his native Augsburg...  (1684–1742)
Haskin Haskin (crater) Haskin is a lunar impact crater located on the lunar far side near the northern pole. The crater is located Southwest of the Hevesy crater and the Plaskett crater; the latter of which is located directly adjacent to the large Rozhdestvenskiy crater. The crater was adopted and named after American...	58.4 km	Larry Haskin (1934–2005)
Hatanaka Hatanaka (crater) Hatanaka is a lunar crater that lies on the Moon's far side, just out of sight past the western limb. It lies to the west of the larger crater Leucippus, and to the northwest of the still larger satellite crater Leucippus Q....	26 km	Takeo Hatanaka Takeo Hatanaka was a Japanese astronomer.The crater Hatanaka on the Moon is named after him.-References:* http://www12.plala.or.jp/m-light/Nomenclature.htm...  (1914–1963)
Hausen Hausen (crater) Hausen is a large lunar impact crater that lies along the south-southwestern limb of the Moon. The visibility of this crater is significantly affected by libration effects, although even under the best of conditions it is viewed nearly from on edge. It lies along the western edge of the immense...	167 km	Christian August Hausen Christian August Hausen Christian August Hausen was a German mathematician who is known for his research on electricity.Hausen studied mathematics at the University of Wittenberg and received his master's degree in 1712...  (1693–1743)
Haworth Haworth (crater) Haworth is an impact crater that lies at the south pole of the Moon. The crater is named after Walter Haworth.-Description:The crater was imaged by Diviner. Cabeus Crater is nearby.-External links:*...	35 km	Walter Norman Haworth (1883–1950)
Hayford Hayford (crater) Hayford is a lunar crater on the Moon's far side. It is a relatively isolated feature with the nearest named crater being Krasovskiy, some 300 km due south. Hayford has a well-defined edge that is not significantly eroded. The inner walls slope directly down to the floor, with little slumping or...	27 km	John Fillmore Hayford John Fillmore Hayford - References :...  (1868–1925)
Hayn Hayn (crater) Hayn is a lunar impact crater that lies next to the northeast limb of the Moon. This location restricts the amount of detail that can be viewed from the Earth, as the western inner side is permanently hidden from sight...	87 km	Friedrich Hayn (1863–1928)
Healy Healy (crater) Healy is a lunar crater that lies past the northwestern limb of the Moon, on the far side relative to the Earth. It is located to the southeast of the walled plain Landau, and west of Lorentz, another walled plain. The rim of Healy is only slightly worn, but a small crater lies across the...	38 km	Roy Healy Roy Healy Roy Healy was an American rocket scientist. He was a member of the American Rocket Society.During World War II, when the military significance of rockets was recognized, Roy Healy, at the time a civilian engineer, was sent by Dover Air Force Base to Burma...  (1915–1968)
Heaviside Heaviside (lunar crater) Heaviside is a large lunar impact crater that is located on the far side of the Moon. It is attached to the eastern rim of the equally large walled plain Keeler, although Keeler is somewhat less eroded...	165 km	Oliver Heaviside Oliver Heaviside Oliver Heaviside was a self-taught English electrical engineer, mathematician, and physicist who adapted complex numbers to the study of electrical circuits, invented mathematical techniques to the solution of differential equations , reformulated Maxwell's field equations in terms of electric and...  (1850–1925)
Hecataeus Hecataeus (crater) Hecataeus is a large lunar crater that lies near the eastern limb of the Moon. It is attached to the northern rim of the walled plain Humboldt. To the northeast is the smaller crater Gibbs...	167 km	Hecataeus of Miletus (unknown-circa 476 BC)
Hédervári Hédervári (crater) Hédervári is a lunar crater that is located in the southern part of the Moon, only a few crater diameters from the south lunar pole. It is attached to the northern rim of the larger crater Amundsen, and lies south of Hale. Due to its location, this crater is viewed nearly from the edge from Earth,...	69 km	Peter Hédervári (1931–1984)
Hedin Hedin (crater) Hedin is a lunar crater of the dimension traditionally termed a walled plain. It lies due south of the crater pair Olbers and Glushko, and northwest of the similarly dimensioned walled plain Riccioli. To the east is another walled plain, Hevelius....	150 km	Sven Hedin Sven Hedin Sven Anders Hedin KNO1kl RVO was a Swedish geographer, topographer, explorer, photographer, and travel writer, as well as an illustrator of his own works...  (1865–1952)
Heinrich Heinrich (crater) Heinrich is a small lunar impact crater on the Mare Imbrium, a lunar mare in the northwest quadrant of the Moon's near side. It is a circular, bowl-shaped formation very similar to many other craters of comparable size on the Moon....	6 km	Wladimir Wáclav Heinrich (1884–1965)
Heinsius Heinsius (crater) Heinsius is an eroded lunar crater that lies in the southwestern part of the Moon. It is located to the northwest of the prominent crater Tycho, and rays from that formation pass to the north and south of Heinsius as well as marking the rim and interior with material...	64 km	Gottfried Heinsius Gottfried Heinsius Gottfried Heinsius was a German mathematician, geographer and astronomer.He was born near Naumburg and was awarded a Ph.D. in 1733 from the University of Leipzig with a dissertation on De viribus motricibus. Later he became professor of mathematics at the same institution...  (1709–1769)
Heis Heis (crater) Heis is a small lunar impact crater that is located in the western part of the Mare Imbrium. It is located to the northeast of the crater Delisle, and south of C. Herschel. This is a circular, symmetrical formation with an interior floor that is about half the diameter of the outer rim...	14 km	Eduard Heis Eduard Heis Eduard Heis was a German mathematician and astronomer.He completed his education at the University of Bonn in 1827, then taught mathematics at a school in Cologne. In 1832 he taught at Aachen, and remained there until 1852. He was then appointed by King Frederick William IV to a chair position at...  (1806–1877)
Helberg Helberg (crater) Helberg is a lunar crater that is located just behind the western limb of the Moon, on the far side from the Earth. Due to libration this part of the surface is sometimes brought into view, and the crater is visible under suitable lighting conditions...	6 km	Robert J. Helberg Robert J. Helberg Robert J. Helberg was an American aeronautical engineer.He was born in Watonga, Oklahoma. In 1932 he earned a degree in aeronautical engineering from the University of Washington. After graduation he went to work at the Goss Humidity Control Company in Seattle...  (1906–1967)
Helicon Helicon (crater) Helicon is a small lunar impact crater that is located on the north part of the Mare Imbrium. To the northwest is the prominent Sinus Iridum, a mountain-ringed bay on the mare. Just to the east is the slightly smaller crater Le Verrier. Helicon is a nearly circular formation with inner walls that...	24 km	Helicon (unknown-circa 400 BC)
Hell Hell (crater) Hell is a lunar crater in the south of the Moon's near side, within the western half of the enormous walled plain Deslandres. To the southeast, also within Deslandres, is the larger crater Lexell, and about 9° to the south lies the prominent Tycho crater. The crater received its name in 1935 after...	33 km	Maximilian Hell Maximilian Hell Maximilian Hell, S.J. was a Hungarian astronomer and an ordained Jesuit priest from the Kingdom of Hungary.- Biography :...  (1720–1792)
Helmert Helmert (crater) Helmert is a lunar crater at the southern edge of the Mare Smythii. It lies near the eastern limb of the Moon, and from the Earth it is seen nearly from the side. The visibility of this feature can be strongly affected by libration of the Moon in its orbit....	26 km	Friedrich Robert Helmert Friedrich Robert Helmert Friedrich Robert Helmert was a German geodesist and an important writer on the theory of errors.Helmert was born in Freiberg, Kingdom of Saxony. After schooling in Freiberg and Dresden, he entered the Polytechnische Schule, now Technische Universität, in Dresden to study engineering science in 1859...  (1843–1917)
Helmholtz Helmholtz (lunar crater) Helmholtz is a lunar impact crater that is located near the south-southeast limb of the Moon. Attached to the south-southeast rim of Helmholtz is the somewhat smaller crater Neumayer. The larger crater Boussingault is nearly attached to the west-southwestern rim.The outer rim of Helmholtz is worn...	94 km	Hermann von Helmholtz Hermann von Helmholtz Hermann Ludwig Ferdinand von Helmholtz was a German physician and physicist who made significant contributions to several widely varied areas of modern science...  (1821–1894)
Henderson Henderson (crater) Henderson is a crater on the far side of the Moon. It is located to the east of the huge walled plain Mendeleev. This is a worn crater with a shallow rim. No significant craters overlie the rim or interior, but a smaller, worn crater is attached to the southern outer rim. A ridge of material runs...	47 km	Thomas Henderson Thomas James Henderson Thomas James Alan Henderson was a Scottish astronomer noted for being the first person to measure the distance to Alpha Centauri, the major component of the nearest stellar system to Earth, and for being the first Astronomer Royal for Scotland.-Early life:Born in Dundee, Scotland, he was educated...  (1798–1844)
Hendrix Hendrix (crater) Hendrix is a small lunar impact crater that is located on the Moon's far side, deep in the southern hemisphere. Hendrix lies about a crater diameter to the south-southwest of the crater White, just beyond the outer rim of the enormous walled plain Apollo. This is a roughly circular, bowl-shaped...	6 km	Don Osgood Hendrix (1905–1961)
Henry Henry (lunar crater) Henry is a lunar crater that is located to the northwest of the larger crater Cavendish, in the southeastern part of the Moon's near side. Less than a half diameter to the northwest is similar-sized crater Henry Frères, named for the brothers Paul and Prosper Henry.The outer rim of Henry has...	41 km	Joseph Henry Joseph Henry Joseph Henry was an American scientist who served as the first Secretary of the Smithsonian Institution, as well as a founding member of the National Institute for the Promotion of Science, a precursor of the Smithsonian Institution. During his lifetime, he was highly regarded...  (1792–1878)
Henry Frères Henry Frères (crater) Henry Frères is a lunar crater that is located in the southwestern part of the Moon's near side. It lies just to the west-northwest of the crater Henry, a similar diameter feature. To the west-southwest of Henry Frères is the much larger crater Byrgius...	42 km	Paul Henry and Prosper Henry Paul Henry and Prosper Henry Paul-Pierre Henry and his brother Mathieu-Prosper Henry were French opticians and astronomers....  (1848–1905, 1849–1903)
Henyey Henyey (crater) Henyey is a lunar crater that lies on the far side of the Moon from the Earth. It is attached at the southern end to the northern rim of the crater Dirichlet. Less than a crater diameter to the northeast is the large crater Mach, and to the northwest lies Mitra.This is a worn and eroded crater that...	63 km	Louis G. Henyey Louis G. Henyey Louis George Henyey was an American astronomer.His parents, Albert and Mary Henyey, were immigrants from Hungary...  (1910–1970)
Heraclitus Heraclitus (crater) Heraclitus is a complex lunar crater that lies in the rugged southern highlands of the Moon. The crater Licetus forms the northern end of the formation. Just to the east is Cuvier, and due south is Lilius...	90 km	Heraclitus Heraclitus Heraclitus of Ephesus was a pre-Socratic Greek philosopher, a native of the Greek city Ephesus, Ionia, on the coast of Asia Minor. He was of distinguished parentage. Little is known about his early life and education, but he regarded himself as self-taught and a pioneer of wisdom...  (circa 540-480 BC)
Hercules Hercules (crater) Hercules is a prominent crater located in the northwest part of the Moon, to the east of the crater Atlas. It lies along the east edge of a southward extension in the Mare Frigoris. To the west across the mare is Bürg. To the south is the ruined crater Williams.The interior walls of Hercules have...	69 km	Hercules Hercules Hercules is the Roman name for Greek demigod Heracles, son of Zeus , and the mortal Alcmene...
Herigonius Herigonius (crater) Herigonius is a small lunar impact crater that is located in the southern part of the Oceanus Procellarum, to the northeast of the crater Gassendi. Herigonius is roughly circular, with an inward bulge and narrower inner wall along the northeast...	15 km	Pierre Herigone Pierre Hérigone Pierre Hérigone was a French mathematician and astronomer.Of Basque origin, Hérigone taught in Paris for most of his life.-Works:...  (flourished 1644)
Hermann Hermann (crater) Hermann is a small lunar crater that is located in the western Oceanus Procellarum, just over one crater diameter to the south of the Moon's equator. It is a solitary crater with only a few tiny craterlets and some low wrinkle ridges nearby....	15 km	Jacob Hermann (1678–1733)
Hermite Hermite (crater) Hermite is a lunar impact crater located along the northern lunar limb, close to the north pole of the Moon. It was first discovered in 1964. To the west is the crater Rozhdestvenskiy, and to the south are Lovelace and Sylvester. Grignard is located directly adjacent to the Southwest...	104 km	Charles Hermite Charles Hermite Charles Hermite was a French mathematician who did research on number theory, quadratic forms, invariant theory, orthogonal polynomials, elliptic functions, and algebra....  (1822–1901)
Herodotus Herodotus (crater) Herodotus is a lunar crater located on a low shelf in the midst of the Oceanus Procellarum. To the east is the slightly larger crater Aristarchus. West across the mare is Schiaparelli. Almost due south on the mare surface is a solitary lunar dome designated Herodotus Omega .The crater Herodotus has...	34 km	Herodotus Herodotus Herodotus was an ancient Greek historian who was born in Halicarnassus, Caria and lived in the 5th century BC . He has been called the "Father of History", and was the first historian known to collect his materials systematically, test their accuracy to a certain extent and arrange them in a...  (circa 484-408 BC)
Heron Heron (crater) Heron is a small lunar impact crater that lies on the far side of the Moon, less than 20 kilometers from the equator. It lies between the slightly larger crater Ctesibius just to the west and Soddy a little farther to the east. Almost directly to the north is the prominent crater King.This...	24 km	Heron Hero of Alexandria Hero of Alexandria was an ancient Greek mathematician and engineerEnc. Britannica 2007, "Heron of Alexandria" who was active in his native city of Alexandria, Roman Egypt...  (Hero) (unknown-circa 100 BC)
Herschel Herschel (lunar crater) Herschel is a lunar impact crater located just to the north of the walled plain Ptolemaeus. Just to the north is the flooded crater Spörer, and due east lies the disintegrated crater Gyldén...	40 km	William Herschel William Herschel Sir Frederick William Herschel, KH, FRS, German: Friedrich Wilhelm Herschel was a German-born British astronomer, technical expert, and composer. Born in Hanover, Wilhelm first followed his father into the Military Band of Hanover, but emigrated to Britain at age 19...  (1738–1822)
Hertz Hertz (crater) Hertz is a lunar crater that lies on the far side of the Moon, just behind the eastern limb. Due to libration this feature can sometimes be observed from the Earth under favorable lighting conditions. It is located to the west-southwest of the larger crater Fleming, and north-northeast of the...	90 km	Heinrich Rudolf Hertz Heinrich Rudolf Hertz Heinrich Rudolf Hertz was a German physicist who clarified and expanded the electromagnetic theory of light that had been put forth by Maxwell...  (1857–1894)
Hertzsprung Hertzsprung (crater) Hertzsprung is an enormous lunar crater that is located on the far side of the Moon, beyond the western limb. In dimension, this formation is larger than several of the lunar mare areas on the near side. It lies in the northwestern fringe of the blast radius of the Mare Orientale impact basin...	591 km	Ejnar Hertzsprung Ejnar Hertzsprung Ejnar Hertzsprung was a Danish chemist and astronomer.Hertzsprung was born in Copenhagen. In the period 1911–1913, together with Henry Norris Russell, he developed the Hertzsprung–Russell diagram....  (1873–1967)
Hesiodus Hesiodus (crater) Hesiodus is a lunar impact crater located on the southern fringes of Mare Nubium, to the northwest of the crater Pitatus. Starting near the northwest rim of Hesiodus is the wide cleft named Rima Hesiodus. This rille runs 300 km east-southeastward to the Palus EpidemiarumThe low rim of Hesiodus is...	42 km	Hesiod Hesiod Hesiod was a Greek oral poet generally thought by scholars to have been active between 750 and 650 BC, around the same time as Homer. His is the first European poetry in which the poet regards himself as a topic, an individual with a distinctive role to play. Ancient authors credited him and...  (circa 735 BC)
Hess Hess (crater) Hess is a lunar crater that lies in the southern hemisphere on the far side of the Moon. The crater rim has been worn by subsequent impacts, leaving a low, eroded outer wall. The flat interior has been resurfaced by lava flows and is free of significant impacts...	88 km	Victor Franz Hess (1883–1964)
		Harry Hammond Hess Harry Hammond Hess Harry Hammond Hess was a geologist and United States Navy officer in World War II.Considered one of the "founding fathers" of the unifying theory of plate tectonics, Rear Admiral Harry Hammond Hess was born on May 24, 1906 in New York City...  (1906–1969)
Hevelius Hevelius (crater) Hevelius is a low-rimmed lunar crater that lies at the western edge of the Oceanus Procellarum, named after Johannes Hevelius. The smaller but prominent crater Cavalerius is joined to the northern rim by low ridges. Due south of Hevelius is the crater Lohrmann and the dark-hued Grimaldi.Only a low,...	115 km	Johannes Hevelius Johannes Hevelius Johannes Hevelius Some sources refer to Hevelius as Polish:Some sources refer to Hevelius as German:*Encyplopedia Britannica * of the Royal Society was a councilor and mayor of Danzig , Pomeranian Voivodeship, in the Polish-Lithuanian Commonwealth...  (1611–1687)
Hevesy Hevesy (crater) Hevesy is a lunar impact crater located on the lunar far side near the northern pole. The crater is located in between craters Plaskett and Haskin. The large Rozhdestvenskiy crater is located to the Northeast. Hevesy was adopted and named after Hungarian chemist George de Hevesy by the IAU in...	49.5 km	George de Hevesy George de Hevesy George Charles de Hevesy, Georg Karl von Hevesy, was a Hungarian radiochemist and Nobel laureate, recognized in 1943 for his key role in the development of radioactive tracers to study chemical processes such as in the metabolism of animals.- Early years :Hevesy György was born in Budapest,...  (1885–1966)
Heymans Heymans (crater) Heymans is a lunar impact crater that is located in the northern part of the Moon on the far side from the Earth. It lies between the craters Poinsot to the north and Hippocrates slightly farther to the south. To the southeast of Heymans is the larger Mezentsev.This crater has been worn by...	50 km	Corneille Jean François Heymans (1892–1968)
Heyrovsky Heyrovsky (crater) Heyrovsky is a small lunar impact crater on the far side of the Moon. This crater lies just beyond the southwestern limb, in an area of the surface that is sometimes brought into view of the Earth during periods of favorable libration and illumination by sunlight...	15 km	Jaroslav Heyrovsky Jaroslav Heyrovský Jaroslav Heyrovský was a Czech chemist and inventor. Heyrovský was the inventor of the polarographic method, father of the electroanalytical method, and recipient of the Nobel Prize in 1959...  (1890–1967)
Hilbert Hilbert (crater) Hilbert is a lunar crater that is located on the far side of the Moon, just past the southeast limb. It lies just beyond the region of the surface that is occasionally brought into view due to libration, and so this feature cannot be observed directly from the Earth.The crater is attached to the...	151 km	David Hilbert David Hilbert David Hilbert was a German mathematician. He is recognized as one of the most influential and universal mathematicians of the 19th and early 20th centuries. Hilbert discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of...  (1862–1943)
Hill Hill (crater) Hill is a small lunar impact crater that is located to the west of the prominent crater Macrobius, near the eastern edge of the Sinus Amoris. This crater was previously designated Macrobius B before being given a name by the IAU...	16 km	George William Hill George William Hill George William Hill , was an American astronomer and mathematician.Hill was born in New York City, New York to painter and engraver John William Hill. and Catherine Smith Hill. He moved to West Nyack with his family when he was eight years old. After attending high school, Hill graduated from...  (1838–1914)
Hind Hind (crater) Hind is a lunar impact crater that lies to the southeast of the walled plain Hipparchus, and due east of the crater Halley. The rim of Hind is relatively free of wear and distortion, except for a break at the north rim. The floor of Hind is relatively uneven, however, compared to the interior of...	29 km	John Russell Hind John Russell Hind John Russell Hind FRS was an English astronomer.- Life and work :John Russell Hind was born in 1823 in Nottingham, the son of lace manufacturer John Hind, and was educated at Nottingham High School...  (1823–1895)
Hinshelwood Hinshelwood (crater) Hinshelwood is a lunar impact crater located on the lunar near side near the northern pole. The crater is located in between the large craters Peary and Hermite and just South of the northern pole. The crater was adopted and named after English chemist Sir Cyril Norman Hinshelwood by the IAU in...	14.2 km	Cyril Norman Hinshelwood Cyril Norman Hinshelwood Sir Cyril Norman Hinshelwood OM PRS was an English physical chemist.Born in London, his parents were Norman Macmillan Hinshelwood, a chartered accountant, and Ethe Frances née Smith. He was educated first in Canada, returning in 1905 on the death of his father to a small flat in Chelsea where he...  (1897–1967)
Hippalus Hippalus (crater) Hippalus the remnant of a lunar crater on the eastern edge of Mare Humorum. To the southeast is the crater Campanus, and to the northwest is the small flooded crater Loewy....	57 km	Hippalus Hippalus Hippalus was a Greek navigator and merchant who probably lived in the 1st century BCE. He is sometimes conjectured to have been the captain of the Greek explorer Eudoxus of Cyzicus' ship....  (unknown-circa 120)
Hipparchus Hipparchus (lunar crater) Hipparchus is the degraded remnant of a lunar crater. It is located to the southeast of Sinus Medii, near the center of the visible Moon. To the south is the prominent crater Albategnius, and to the southwest lies Ptolemaeus, a feature of comparable dimensions to Hipparchus. Horrocks lies entirely...	138 km	Hipparchus Hipparchus Hipparchus, the common Latinization of the Greek Hipparkhos, can mean:* Hipparchus, the ancient Greek astronomer** Hipparchic cycle, an astronomical cycle he created** Hipparchus , a lunar crater named in his honour...  (flourished 140 BC)
Hippocrates Hippocrates (lunar crater) Hippocrates is a lunar crater on the far side of the Moon. It is located in the northern region of the lunar surface, to the north of the crater Stebbins. To the southwest of Hippocrates are Kirkwood and the large Sommerfeld....	60 km	Hippocrates Hippocrates Hippocrates of Cos or Hippokrates of Kos was an ancient Greek physician of the Age of Pericles , and is considered one of the most outstanding figures in the history of medicine...  (circa 460-377 BC)
Hirayama Hirayama (crater) Hirayama is a large lunar crater that is located on the far side of the Moon, just beyond the eastern limb. This region of the surface is sometimes brought into view from Earth during periods of favourable libration. However it is best viewed from orbit. This crater is located along the...	132 km	Kiyotsugu Hirayama Kiyotsugu Hirayama was a Japanese astronomer, best known for his discovery that many asteroid orbits were more similar to one another than chance would allow, leading to the concept of asteroid families, now called "Hirayama families" in his honour....  (1874–1943)
		Shin Hirayama Shin Hirayama was the first Japanese astronomer to discover an asteroid. In 1900 he discovered 498 Tokio and 727 Nipponia.The crater Hirayama on the Moon is jointly named after him and Kiyotsugu Hirayama.-References:* at www12.plala.or.jp...  (1867–1945)
Hoffmeister Hoffmeister (crater) Hoffmeister is a lunar crater that is located on the Moon's far side, to the northwest of the huge walled plain Mendeleev. Some distance to the north of Hoffmeister lies the crater Siedentopf, and to the west-northwest is Gavrilov....	45 km	Cuno Hoffmeister Cuno Hoffmeister Cuno Hoffmeister was a German astronomerand founder of Sonneberg Observatory.Born in Sonneberg in 1892, Hoffmeister obtained his first telescope in 1905 and became an avid amateur astronomer. After his father lost most of his money in 1914, Hoffmeister had to leave school in 1916 to start an...  (1892–1968)
Hogg Hogg (crater) Hogg is a lunar crater on the Moon's far side. It lies less than a crater diameter to the south-southwest of the somewhat larger Kiddinu. This is an old, worn feature with an outer rim that has been eroded to the point where it just forms a rounded crest about the interior. Small craterlets lie...	38 km	Arthur Robert Hogg Arthur Robert Hogg Arthur Robert Hogg was an Australian physicist and astronomer.He was born in Melbourne, Victoria, and was educated at the Royal Melbourne Institute of Technology and at the University of Melbourne where he earned his B.Sc. in 1923 and M.S. in 1925...  (1903–1966)
		Frank Scott Hogg Frank Scott Hogg Frank Scott Hogg was born to Dr. James Scott Hogg and Ida Barberon in Preston, Ontario.After earning and undergraduate degree from the University of Toronto, Hogg received the second doctorate in astronomy awarded at Harvard University in 1929 where he pioneered in the study of spectrophotometry...  (1904–1951)
Hohmann Hohmann (crater) Hohmann is a lunar crater that lies within the central basin of the Mare Orientale formation, on the farside of the Moon. It is located to the south of the crater Maunder, and to the west of Kopff crater. Due to its proximity to the western lunar limb, this area of the surface is occasionally...	16 km	Walter Hohmann Walter Hohmann Walter Hohmann was a German engineer who made an important contribution to the understanding of orbital dynamics. In a book published in 1925, Hohmann demonstrated a very fuel-efficient path to move a spacecraft between two different orbits, now called a Hohmann transfer orbit. He received his Ph.D...  (1880–1945)
Holden Holden (lunar crater) Holden is a lunar crater attached to the southeast rim of the much larger crater Vendelinus. The crater rim is impacted by a craterlet on the north-northwest, and it possesses a terrace along the northeast interior wall. The floor of the crater is flat with no central peak. There is a small crater...	47 km	Edward Singleton Holden Edward Singleton Holden Edward Singleton Holden was an American astronomer.-Early years:He was born in St. Louis, Missouri in 1846 to Jeremiah and Sarah Holden. From 1862-66, he attended Washington University in St. Louis, where he obtained a B.S. degree...  (1846–1914)
Holetschek Holetschek (crater) Holetschek is a lunar crater on the far side of the Moon, to the south-southeast of the huge walled plain Gagarin. To the east of Holetschek is the crater Sierpinski. To the west-southwest is the larger satellite crater Holetschek R....	38 km	Johann Holetschek Johann Holetschek Johann Holetschek was an Austrian astronomer, known for his research on comets. Born in Thuma, in Lower Austria, he worked at the observatory of the University of Vienna. He died at Vienna....  (1846–1923)
Hommel Hommel (crater) Hommel is a lunar crater located in the southeast section of the Moon, in a region that is deeply impacted with a multitude of impact craters. The most notable craters nearby are Pitiscus to the north; Rosenberger due east; and Nearch to the southeast. The prominent crater Vlacq is nearly attached...	126 km	Johann Hommel Johann Hommel Johann Hommel was a German astronomer and mathematician.In 1552 or 1553, Richard Cantzlar introduced transversal dot lines in graduations. It was a variant of the zigzag line system introduced by Hommel. Tycho Brahe obtained the zigzag line system from Hommel.The crater Hommel on the Moon is...  (1518–1562)
Hooke Hooke (lunar crater) Hooke is a lunar crater that is located to the northwest of the crater Messala, in the northeastern part of the Moon. It lies about a crater diameter to the southeast of the comparably sized Shuckburgh....	36 km	Robert Hooke Robert Hooke Robert Hooke FRS was an English natural philosopher, architect and polymath.His adult life comprised three distinct periods: as a scientific inquirer lacking money; achieving great wealth and standing through his reputation for hard work and scrupulous honesty following the great fire of 1666, but...  (1635–1703)
Hopmann Hopmann (crater) Hopmann is a lunar crater that lies in the southern hemisphere on the Moon's far side. It is attached to the northern part of the large walled plain Poincaré. Less than one crater diameter to the north-northwest is the crater Garavito....	88 km	Josef Hopmann Josef Hopmann Josef Hopmann was a German astronomer.He was born in Berlin and received his education at universities in Bonn and Berlin, then became an assistant at Bonn Observatory in 1914. In 1930 he became a full professor and was appointed director of the Leipzig Observatory. Between 1918 and 1974 he...  (1890–1975)
Hornsby Hornsby (crater) Hornsby is a tiny lunar crater in the western part of the Mare Serenitatis, a lunar mare in the northeast quadrant of the Moon's near side. It is a solitary formation that is located at least 100 kilometers from any significant craters, although the curiously shaped depression Aratus CA lies about...	3 km	Thomas Hornsby Thomas Hornsby Thomas Hornsby FRS was a British astronomer and mathematician.Hornsby became a Fellow of Corpus Christi College, Oxford in 1760....  (1733–1810)
Horrebow Horrebow (crater) Horrebow is a lunar impact crater that is located along the northern shore of Mare Frigoris, just to the south of the walled plain J. Herschel. To the west of Horrebow is the crater Robinson....	24 km	Peder Horrebow Peder Horrebow Peder [Nielsen] Horrebow was a Danish astronomer. Born in Løgstør, Jutland to a poor family of fishermen, Horrebow entered the University of Copenhagen in 1703. He worked his way through grammar school and university by virtue of his technical knowledge: he repaired mechanical and musical...  (1679–1764)
Horrocks Horrocks (crater) Horrocks is a lunar impact crater located entirely within the eroded northeast rim of the much larger walled plain Hipparchus. To the south of Horrocks are the craters Halley and Hind and Rhaeticus to the north. Gyldén and Saunder lie to the west and east, respectively...	30 km	Jeremiah Horrocks Jeremiah Horrocks Jeremiah Horrocks , sometimes given as Jeremiah Horrox , was an English astronomer who was the only person to predict, and one of only two people to observe and record, the transit of Venus of 1639.- Life and work :Horrocks was born in Lower Lodge, in...  (1619–1641)
Hortensius Hortensius (crater) Hortensius is a small, bowl-shaped lunar impact crater that is located in the northern part of the Mare Insularum. It lies some distance to the west-southwest of the prominent crater Copernicus. Hortensius is circular and cup-shaped, with a small floor at the mid-point of the sloping interior walls...	14 km	Martin van den Hove Martin van den Hove Martin van den Hove was a Dutch astronomer and mathematician. His adopted Latin name is a translation of the Dutch hof , in Latin horta.-Early life:...  (1605–1639)
Houssay Houssay (crater) Houssay is a lunar impact crater located on the lunar far side near the northern pole. The crater is located to the Northeast of and directly adjacent to crater Nansen. Houssay was adopted and named after Argentinian physiologist Bernardo Houssay by the IAU in 2009.-External links: - Map of...	24.5 km	Bernardo Houssay Bernardo Houssay -External links:* * . WhoNamedIt.* . Nobel Foundation....  (1887–1971)
Houtermans Houtermans (crater) Houtermans is a lunar crater that is located beside the eastern limb of the Moon, in the region of the surface where visibility is affected by libration. It lies to the east of the crater Kreiken, and south of the crater pairing of Helmert and Kao....	29 km	Friedrich Georg Houtermans (1903–1966)
Houzeau Houzeau (crater) Houzeau is a lunar crater on the far side of the Moon. It is located to the northwest of the Mare Orientale impact basin, and ejecta from that event has fallen across this crater rim and its interior. To the south of Houzeau lies the crater Gerasimovich, and one crater diameter to the west is...	71 km	Jean Charles Houzeau (de Lehaie) (1820–1888)
Hubble Hubble (crater) Hubble is a lunar crater that lies very near the east-northeastern limb of the Moon. At this location it is viewed almost from the side from Earth, and the visibility of this feature is affected by libration. It lies to the north of the Mare Marginis and northeast of the crater Cannon...	80 km	Edwin Powell Hubble Edwin Hubble Edwin Powell Hubble was an American astronomer who profoundly changed the understanding of the universe by confirming the existence of galaxies other than the Milky Way - our own galaxy...  (1889–1953)
Huggins Huggins (lunar crater) Huggins is a lunar crater that lies in the rugged southern highlands of the Moon's near side. This crater lies across the eastern rim of the larger crater Orontius. The eastern rim of Huggins is laid across in turn by the slightly smaller crater Nasireddin. Thus these three craters form a triplet...	65 km	Sir William Huggins William Huggins Sir William Huggins, OM, KCB, FRS was an English amateur astronomer best known for his pioneering work in astronomical spectroscopy.-Biography:...  (1824–1910)
Humason Humason (crater) Humason is a tiny lunar impact crater located in the Oceanus Procellarum. This is a cup-shaped crater with an outer rim that rises slightly above the surrounding lunar mare. To the west is a low system of mare wrinkle ridges named the Dorsa Whiston that wind southwards towards Montes Agricola.This...	4 km	Milton Lasell Humason (1891–1972)
Humboldt Humboldt (crater) Humboldt is a large lunar crater that is located near the eastern limb of the Moon. Due to foreshortening this formation has an extremely oblong appearance. The actual shape of the crater is an irregular circle, with a significant indentation along the southeastern rim where the prominent crater...	189 km	Wilhelm von Humboldt Wilhelm von Humboldt Friedrich Wilhelm Christian Karl Ferdinand Freiherr von Humboldt was a German philosopher, government functionary, diplomat, and founder of Humboldt Universität. He is especially remembered as a linguist who made important contributions to the philosophy of language and to the theory and practice...  (1767–1835)
Hume Hume (crater) Hume is a small lunar crater that lies along the eastern limb of the Moon, along the southeast edge of Mare Smythii. It is located just on the far side of the Moon, but it is often brought into sight from Earth due to libration...	23 km	David Hume David Hume David Hume was a Scottish philosopher, historian, economist, and essayist, known especially for his philosophical empiricism and skepticism. He was one of the most important figures in the history of Western philosophy and the Scottish Enlightenment...  (1711–1776)
Husband	29 km	Richard Douglas Husband Richard Douglas Husband Rick Douglas Husband was a United States Air Force Colonel, an astronaut, and the space shuttle commander of STS-107 who was killed when the craft disintegrated after reentry into the Earth's atmosphere. Husband is a recipient of the Congressional Space Medal of Honor.-Background:Husband was born...  (1957–2003)
Hutton Hutton (lunar crater) Hutton is a lunar crater on the far side of the Moon. It lies to the northwest of the larger crater Shayn, and to the north of Nušl.Hutton is a worn, circular crater with a largely symmetrical appearance. Its features include a small craterlet across the western rim, some slight disruption to the...	50 km	James Hutton James Hutton James Hutton was a Scottish physician, geologist, naturalist, chemical manufacturer and experimental agriculturalist. He is considered the father of modern geology...  (1726–1797)
Huxley Huxley (lunar crater) Huxley is a tiny lunar impact crater located in eastern inlet of Mare Imbrium, just to the north of the Montes Apenninus. To the southeast in this range is Mons Ampère. This crater was previously identified as Wallace B before being renamed by the IAU. The crater Wallace lies due west....	4 km	Thomas Henry Huxley (1825–1895)
Hyginus Hyginus (crater) Hyginus is a small lunar caldera located at the east end of the Sinus Medii. Its rim is split by a long, linear rille Rima Hyginus that branches to the northwest and to the east-southeast for a total length of 220 kilometers. The crater is deeper than the rille, and lies at the bend where they...	9 km	Gaius Julius Hyginus Gaius Julius Hyginus Gaius Julius Hyginus was a Latin author, a pupil of the famous Cornelius Alexander Polyhistor, and a freedman of Caesar Augustus. He was by Augustus elected superintendent of the Palatine library according to Suetonius' De Grammaticis, 20...  (flourished first century BC)
Hypatia Hypatia (crater) Hypatia is a lunar crater that lies along the northwest edge of Sinus Asperitatis, a bay on the southwest edge of Mare Tranquillitatis. The nearest crater with an eponym is Alfraganus to the west-southwest...	40 km	Hypatia of Alexandria Hypatia of Alexandria Hypatia was an Egyptian Neoplatonist philosopher who was the first notable woman in mathematics. As head of the Platonist school at Alexandria, she also taught philosophy and astronomy...  (unknown-415 AD)

I

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Ian	1 km	(Scottish Scotland Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...  male name)
Ibn Bajja Ibn Bajja (crater) Ibn Bajjais a small lunar crater located about 199k km from the south pole of the Moon. The ridge north of Ibn Bajja is part of the elevated rim encircling the depressed area containing Cabeus....	12.6 km	Ibn Bajjah Ibn Bajjah Abū-Bakr Muhammad ibn Yahya ibn al-Sāyigh , known as Ibn Bājjah , was an Andalusian polymath: an astronomer, logician, musician, philosopher, physician, physicist, psychologist, botanist, poet and scientist. He was known in the West by his Latinized name, Avempace...  (1095–1138)
Ibn Battuta Ibn Battuta (crater) Ibn Battuta is a small lunar crater on the Mare Fecunditatis, a lunar mare in the eastern part of the Moon's near side. It lies to the southwest of the crater Lindbergh, and northeast of the prominent Goclenius....	11 km	Abu Abdullah Muhammad Ibn Battuta Ibn Battuta Abu Abdullah Muhammad Ibn Battuta , or simply Ibn Battuta, also known as Shams ad–Din , was a Muslim Moroccan Berber explorer, known for his extensive travels published in the Rihla...  (1304–1377)
Ibn Firnas Ibn Firnas (crater) Ibn Firnas is a lunar impact crater on the far side of the Moon, in honour of Abbas Ibn Firnas , who is regarded as the first man to have attempted flying with evidence of some success. Attached to the exterior of its southwestern rim is the prominent crater King...	89 km	Abbas Ibn Firnas Abbas Ibn Firnas Abbas Ibn Firnas , also known as Abbas Qasim Ibn Firnas and عباس بن فرناس , was a Muslim Andalusian polymath: an inventor, engineer, aviator, physician, Arabic poet, and Andalusian musician. Of Berber descent, he was born in Izn-Rand Onda, Al-Andalus , and lived in the Emirate of Córdoba...  (unknown-circa AD 887)
Ibn Yunus Ibn Yunus (crater) Ibn Yunus is the remains of a flooded lunar crater. It lies on the far side of the Moon, just past the eastern limb. It can only be viewed from Earth under conditions of favorable libration and lighting, and even then it is seen from the edge. This feature is attached to the east-southeastern outer...	58 km	Abul al-Hasan ben Ahmad (950-1009)
Ibn-Rushd Ibn-Rushd (crater) Ibn-Rushd is a lunar impact crater located to the northwest of the larger crater Cyrillus. To the northwest is the crater Kant and to the north is Mons Penck, a mountain promontory. The crater is somewhat eroded with age, and the southern rim is overlain by a pair of smaller craters named Cyrillus...	32 km	Averroës Averroes ' , better known just as Ibn Rushd , and in European literature as Averroes , was a Muslim polymath; a master of Aristotelian philosophy, Islamic philosophy, Islamic theology, Maliki law and jurisprudence, logic, psychology, politics, Arabic music theory, and the sciences of medicine, astronomy,...  (1126–1198)
Icarus Icarus (crater) Icarus is a lunar impact crater that lies on the Moon's far side. It is located to the west of the huge walled plain Korolev, and less than two crater diameters to the east of the crater Daedalus. To the south of Icarus is the smaller Amici....	96 km	Icarus (mythology) Icarus (mythology) In Greek mythology, Icarus is the son of the master craftsman Daedalus. The main story told about Icarus is his attempt to escape from Crete by means of wings that his father constructed from feathers and wax...
Ideler Ideler (crater) Ideler is a small lunar impact crater in the low southern latitudes of the Moon. This formation is visible from the Earth, but it appears somewhat foreshortened due to its location. The crater lies just to the northeast of the larger crater Baco, and west-northwest of the prominent Pitiscus...	38 km	Christian Ludwig Ideler Christian Ludwig Ideler Christian Ludwig Ideler , German chronologist and astronomer, was born near Perleberg on the 21st of September 1766.-Life:...  (1766–1846)
Idel'son Idel'son (crater) Idel'son is a lunar crater that is located on the far side of the Moon. It lies just behind the southern lunar limb, in a region that is sometimes brought into view of the Earth due to libration...	60 km	Naum Il'ich Idel'son (1885–1951)
Il'in Il'in (crater) Il'in is a small lunar crater that is located on the far side of the Moon, just beyond the western limb. It lies in the western half of Mare Orientale, in the central basin amidst the lava-flooded lunar mare. To the east of this crater is the somewhat larger crater Hohmann.Il'in is circular and...	13 km	Nikolaj Yakovlevich Il'in (1901–1937)
Ina	3 km	(Latin Latin Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...  female name)
Ingalls Ingalls (crater) Ingalls is an old lunar crater that lies on the far side of the Moon. It is located to the north-northwest of the walled plain Mach. About the same distance to the west is the crater Joule....	37 km	Albert Graham Ingalls Albert Graham Ingalls Albert Graham Ingalls was an American scientific editor and amateur astronomer. Through his columns in Scientific American, including "The Amateur Scientist", and his three-volume series Amateur Telescope Making, Ingalls exerted a great influence on amateur astronomy and amateur telescope making...  (1888–1958)
Inghirami Inghirami (crater) Inghirami is a lunar impact crater that is located toward the southwestern limb of the Moon. It lies to the southwest of the large walled plain Schickard. Northwest of Inghirami is the wide Vallis Inghirami, a wide, straight valley that is radial to the Mare Orientale impact basin...	91 km	Giovanni Inghirami Giovanni Inghirami Giovanni Inghirami was an Italian astronomer, and a Piarist religious. There is a valley on the moon named after him as well as a crater.-Life:...  (1779–1851)
Innes Innes (crater) Innes is a lunar impact crater on the Moon's far side. It is located less than a crater diameter to the east-southeast of the prominent crater Seyfert. To the southeast of Innes is the crater Meggers, and to the west-southwest lies Polzunov....	42 km	Robert Thorburn Ayton Innes Robert T. A. Innes Robert Thorburn Ayton Innes was a Scottish-South African astronomer best known for discovering Proxima Centauri in 1915, and numerous binary stars. He was also the first astronomer to have seen the Great January Comet of 1910, on January 12...  (1861–1933)
Ioffe Ioffe (crater) Ioffe is a lunar impact crater on the far side of the Moon. It lies to the south of the walled plain Hertzsprung, and is attached to the southwestern outer rim of Fridman. Only a short stretch of terrain separates Ioffe from Belopol'skiy to the southeast....	86 km	Abram Fedorovich Ioffe (1880–1960)
Isabel	1 km	(Spanish female name)
Isaev Isaev (crater) Isaev is a lunar crater on the far side of the Moon. It is entirely contained within the much larger walled plain Gagarin, and lies in the northwestern part of Gagarin's interior floor. The northwestern outer rim of Isaev is attached to the inner rim of Gagarin.Although younger than Gagarin, in...	90 km	Aleksei Mihailovich Isaev Aleksei Mihailovich Isaev Aleksei Mikhailovich Isaev was a Russian rocket engineer.Aleksei Isaev began work under Leonid Dushkin during World War II, on an experimental rocket-powered interceptor plane. In 1944 he formed his own design bureau to engineer liquid-propellant engines...  (1908–1971)
Isidorus Isidorus (crater) Isidorus is a lunar crater that is located to the north of the Mare Nectaris, on the eastern half of the Moon's near side. It forms a pair with the slightly larger Capella, which is attached to the east-northeastern rim...	42 km	St. Isidore of Seville Isidore of Seville Saint Isidore of Seville served as Archbishop of Seville for more than three decades and is considered, as the historian Montalembert put it in an oft-quoted phrase, "le dernier savant du monde ancien"...  (circa 570-636)
Isis	1 km	Isis Isis Isis or in original more likely Aset is a goddess in Ancient Egyptian religious beliefs, whose worship spread throughout the Greco-Roman world. She was worshipped as the ideal mother and wife as well as the matron of nature and magic...  (Egyptian Ancient Egypt Ancient Egypt was an ancient civilization of Northeastern Africa, concentrated along the lower reaches of the Nile River in what is now the modern country of Egypt. Egyptian civilization coalesced around 3150 BC with the political unification of Upper and Lower Egypt under the first pharaoh...  goddess Goddess A goddess is a female deity. In some cultures goddesses are associated with Earth, motherhood, love, and the household. In other cultures, goddesses also rule over war, death, and destruction as well as healing.... )
Ivan	4 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  male name)
Izsak Izsak (crater) Izsak is a small lunar impact crater that is located on the Moon's far side, hidden from view from the Earth. It lies about half-way between the walled plains Fermi to the northeast and Milne to the southwest. Due south of Izsak is the larger crater Schaeberle. Izsak is a circular, nearly symmetric...	30 km	Imre Izsak Imre Izsak Imre Gyula Izsák was a Hungarian mathematician, physicist, astronomer, and celestial mechanician....  (1929–1965)

J

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
J. Herschel J. Herschel (crater) J. Herschel is large lunar crater of the variety termed a walled plain. It is located in the northern part of the Moon's surface, and so appears foreshortened when viewed from the Earth. The southeastern rim of J. Herschel forms part of the edge of the Mare Frigoris lunar mare. To the northwest is...	165 km	John Herschel John Herschel Sir John Frederick William Herschel, 1st Baronet KH, FRS ,was an English mathematician, astronomer, chemist, and experimental photographer/inventor, who in some years also did valuable botanical work...  (1792–1871)
Jackson Jackson (crater) Jackson is a prominent lunar impact crater that is located in the northern hemisphere on the far side of the Moon. Less than one crater to the northeast is the crater Mineur, and to the south-southwest lies McMath....	71 km	John Jackson John Jackson (astronomer) John Jackson was a Scottish astronomer.Born in Paisley, Renfrewshire, Scotland, he was educated at Paisley Grammar School, studying a range of subjects including the sciences and French and German, but not Latin or Greek, which were compulsory if he intended to sit the entrance examinations for...  (1887–1958)
Jacobi Jacobi (crater) Jacobi is a lunar crater that is located in the southern highlands on the near side of the Moon. It lies southeast of the crater Lilius, with Cuvier to the north-northwest and Baco to the northeast. The crater is 68 kilometers in diameter and 3.3 kilometers in depth...	68 km	Karl Gustav Jacob Jacobi (1804–1851)
Jansen Jansen (crater) Jansen is lunar crater in the north part of the Mare Tranquillitatis. It is located to the east-southeast of the crater Plinius. The rim of Jansen is low and narrow, with a notch along the western edge. The interior is relatively level, which may indicate it has been covered by lava...	23 km	Zacharias Janszoon (1580-circa 1638)
Jansky Jansky (crater) Jansky is a lunar impact crater that lies along the eastern limb of the Moon. It lies due east of the larger walled plain Neper, along the southern edge of the Mare Marginis. Due to its location, this crater is viewed from the side from Earth, limiting the amount of detail that can be observed...	72 km	Karl Jansky (1905–1950)
Janssen Janssen (lunar crater) Janssen is an ancient impact crater located in the highland region near the southeastern lunar limb. The entire structure has been heavily worn and is marked by many lesser crater impacts. The outer wall is breached in multiple locations, but the outline of the crater rim can still be observed...	199 km	Pierre Jules César Janssen Pierre Jules César Janssen Pierre Jules César Janssen , usually known in French as Jules Janssen, was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gas helium....  (1824–1907)
Jarvis Jarvis (crater) Jarvis is a crater that lies on the far side of the Moon. It is located within the walled plain Apollo, and lies in the eastern half of this basin within the interior ring....	38 km	Gregory Bruce Jarvis Gregory Jarvis Gregory Bruce Jarvis was an American engineer who died during the destruction of the Space Shuttle Challenger on mission STS-51-L, where he was serving as Payload Specialist.-Education:...  (1944–1986)
Jeans Jeans (lunar crater) Jeans is a lunar crater along the southeastern limb of the Moon. The majority of this formation lies on the far side with respect to the Earth, but favorable librations can bring the entire crater into view...	79 km	Sir James Hopwood Jeans James Hopwood Jeans Sir James Hopwood Jeans OM FRS MA DSc ScD LLD was an English physicist, astronomer and mathematician.-Background:...  (1877–1946)
Jehan	5 km	(Turkish Turkish language Turkish is a language spoken as a native language by over 83 million people worldwide, making it the most commonly spoken of the Turkic languages. Its speakers are located predominantly in Turkey and Northern Cyprus with smaller groups in Iraq, Greece, Bulgaria, the Republic of Macedonia, Kosovo,...  female name)
Jenkins Jenkins (crater) Jenkins is a lunar crater that lies along the equator of the Moon, near the eastern limb. It is attached to the eastern rim of the slightly larger crater Schubert X, intruding somewhat into the interior. The crater Nobili is likewise attached to the western rim of Schubert X and intrudes slightly...	38 km	Louise Freeland Jenkins Louise Freeland Jenkins Louise Freeland Jenkins was an American astronomer.She was born in Fitchburg, Massachusetts. In 1911 she graduated from Mount Holyoke College, then she received a Master's degree in astronomy in 1917 from the same institution...  (1888–1970)
Jenner Jenner (crater) Jenner is a lunar crater that is located within the Mare Australe. It lies just past the southeastern limb, on the far side of the Moon, and can be viewed from the Earth during periods of favorable libration and lighting...	71 km	Edward Jenner Edward Jenner Edward Anthony Jenner was an English scientist who studied his natural surroundings in Berkeley, Gloucestershire...  (1749–1823)
Jerik	1 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Joliot Joliot (crater) Joliot is a large lunar impact crater that lies on the far side of the Moon, just past the eastern limb. At this location it lies in a region of the surface that comes into sight during a favorable libration, although at such times it is viewed from the side...	164 km	Frédéric Joliot-Curie Frédéric Joliot-Curie Jean Frédéric Joliot-Curie , born Jean Frédéric Joliot, was a French physicist and Nobel laureate.-Early years:...  (1900–1958)
Jomo	7 km	(African male name)
José	2 km	(Spanish male name)
Joule Joule (crater) Joule is a lunar impact crater that lies on the far side of the Moon. It is located to the north-northeast of the walled plain Mach. To the northwest of Joule is the crater Blazhko....	96 km	James Prescott Joule James Prescott Joule James Prescott Joule FRS was an English physicist and brewer, born in Salford, Lancashire. Joule studied the nature of heat, and discovered its relationship to mechanical work . This led to the theory of conservation of energy, which led to the development of the first law of thermodynamics. The...  (1818–1889)
Joy Joy (crater) Joy is a tiny lunar crater located in the irregular ground just to the west of Mare Serenitatis. It is a circular, cup-shaped feature with a slightly raised rim. The crater was designated Hadley A until it was renamed by the IAU. Mons Hadley lies to the west-northwest in the Montes Apenninus...	5 km	Alfred Harrison Joy Alfred Harrison Joy Alfred Harrison Joy was an astronomer best known for his work on stellar distances, the radial motion of stars, and variable stars.-Early years:...  (1882–1973)
Jules Verne Jules Verne (crater) Jules Verne is a large lunar crater on the far side of the Moon, named after the French author. It is located to the west-southwest of the Mare Ingenii, one of the few lunar mares on the far side. To the southeast of Jules Verne is the crater Lundmark, while Koch is located to the south-southeast...	143 km	Jules Verne Jules Verne Jules Gabriel Verne was a French author who pioneered the science fiction genre. He is best known for his novels Twenty Thousand Leagues Under the Sea , A Journey to the Center of the Earth , and Around the World in Eighty Days...  (1828–1905)
Julienne Julienne (crater) Julienne is a tiny lunar crater that is located in the irregular terrain to the south and slightly to the east of the prominent crater Archimedes....	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  female name)
Julius Caesar Julius Caesar (crater) Julius Caesar is a lava-flooded lunar crater with a low, irregular, and heavily worn wall. It is located to the west of Mare Tranquillitatis, and directly southeast of the crater Manilius on the Mare Vaporum. To the east is the rounded Sosigenes....	90 km	Julius Caesar Julius Caesar Gaius Julius Caesar was a Roman general and statesman and a distinguished writer of Latin prose. He played a critical role in the gradual transformation of the Roman Republic into the Roman Empire....  (circa 102-44 BC)

K

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Kaiser Kaiser (lunar crater) Kaiser is a lunar crater. It lies in the crater-riddled terrain in the southern part of the Moon's near side. The crater is nearly attached to the northeast rim the slightly larger crater Fernelius, and the two are separated by an irregular patch of ground only a few kilometers wide...	52 km	Frederik Kaiser Frederik Kaiser Frederik Kaiser was a Dutch astronomer.He was director of the Leiden Observatory from 1838 until his death....  (1808–1872)
Kamerlingh Onnes Kamerlingh Onnes (crater) Kamerlingh Onnes is a lunar crater on the far side of the Moon. It lies less than a crater diameter to the north-northwest of the crater Kolhörster. North of Kamerlingh Onnes lies Shternberg and to the northwest is Weyl....	66 km	Heike Kamerlingh Onnes Heike Kamerlingh Onnes Heike Kamerlingh Onnes was a Dutch physicist and Nobel laureate. He pioneered refrigeration techniques, and he explored how materials behaved when cooled to nearly absolute zero. He was the first to liquify helium...  (1853–1926)
Kane Kane (crater) Kane is the walled remains of a lunar crater that has been flooded by lava from Mare Frigoris to the south, and it lies on the northeast edge of this mare. The crater lies midway between the craters C. Mayer to the west and Democritus in the east...	54 km	Elisha Kent Kane (1820–1857)
Kant Kant (crater) Kant is a small lunar impact crater that is located to the northwest of the prominent crater Cyrillus and the comparably sized Ibn Rushd. To the northwest is Zöllner, and to the east is Mons Penck. This last feature forms a mountainous promontory reaching a height of about 4 km.This crater has a...	33 km	Immanuel Kant Immanuel Kant Immanuel Kant was a German philosopher from Königsberg , researching, lecturing and writing on philosophy and anthropology at the end of the 18th Century Enlightenment....  (1724–1804)
Kao Kao (crater) Kao is a small lunar crater that is located near the eastern limb of the Moon. It lies near the southern edge of the Mare Smythii, a lunar mare that continues onto the far side of the surface. This crater lies to the east-southeast of the crater Widmannstätten...	34 km	Ping-Tse Kao Ping-Tse Kao Ping-Tse Kao was a Chinese astronomer. He was entirely self-taught in this field. The crater Kao on the Moon is named in his honor....  (1888–1970)
Kapteyn Kapteyn (crater) Kapetyn is a lunar impact crater that is near the eastern limb of the Moon, to the west of the crater La Pérouse. West of Kapetyn is the slightly smaller Barkla, and farther to the west-northwest is the prominent Langrenus....	49 km	Jacobus C. Kapteyn Jacobus Kapteyn Jacobus Cornelius Kapteyn, was a Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation....  (1851–1922)
Karima	3 km	(Arabic female name)
Karpinskiy Karpinskiy (crater) Karpinskiy is a lunar impact crater that lies in the northern part of the Moon on the far side from the Earth. This crater is concentric with a larger and older formation lying along the southern rim. This combined rim gives Karpinskiy a larger and wider interior wall along its south face...	92 km	Alexander Petrovich Karpinsky (1846–1936)
Karrer Karrer (crater) Karrer is a lunar impact crater that is located in the southern hemisphere on the far side of the Moon. It lies to the northeast of the crater Minkowski, and south of Leavitt....	51 km	Paul Karrer Paul Karrer Paul Karrer was a Swiss organic chemist best known for his research on vitamins. He and Walter Haworth won the Nobel Prize for Chemistry in 1937.-Early years:...  (1889–1971)
Kasper	12 km	(Polish Polish language Polish is a language of the Lechitic subgroup of West Slavic languages, used throughout Poland and by Polish minorities in other countries...  male name)
Kästner Kästner (crater) Kästner is a lunar crater that is located near the eastern limb of the Moon, to the southwest of the Mare Smythii. Just to the northwest of Kästner is the walled plain Gilbert. To the south is the prominent crater Ansgarius, and to the southwest lies La Pérouse.This formation belongs to the...	108 km	Abraham Gotthelf Kästner
Katchalsky Katchalsky (crater) Katchalsky is a crater that lies on the far side of the Moon. It lies to the southeast of the larger crater Lobachevskiy, and to the west of the prominent King. Less than a half-crater diameter to the southeast of Katchalsky is Viviani....	32 km	Aharon Katzir-Katchalsky (1914–1972)
Kathleen	5 km	(Irish Ireland Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...  female name)
Kearons Kearons (crater) Kearons is a small lunar crater that is located on the far side of the Moon, to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta that surrounds the Montes Cordillera range. It is a relatively isolated crater, possibly because any nearby features have been buried under...	23 km	William M. Kearons (1878–1948)
Keeler Keeler (lunar crater) Keeler is a large lunar crater that lies on the Moon's far side. It is connected along the eastern edge to Heaviside, a walled plain of similar dimensions. Keeler, however, is the younger of the two formations, with more clearly delineated features...	160 km	James Edward Keeler (1857–1900)
Kekulé Kekulé (crater) Kekulé is a lunar crater on the far side of the Moon. It lies just to the west-southwest of the larger crater Poynting, on the edge of the ejecta skirt surrounding the walled plain Hertzsprung to the southeast....	94 km	Friedrich August Kekulé von Stradonitz Friedrich August Kekulé von Stradonitz Friedrich August Kekule von Stradonitz was a German organic chemist. From the 1850s until his death, Kekule was one of the most prominent chemists in Europe, especially in theoretical chemistry...  (1829–1896)
Keldysh Keldysh (crater) Keldysh is a lunar impact crater that is located in the northeastern part of the Moon, at the eastern rim of the Mare Frigoris. It lies due north of the prominent crater Atlas, and to the northeast of the notable Hercules....	33 km	Mstislav Vsevolodovich Keldysh (1911–1978)
Kepinski Kepinski (crater) Kepinski is a lunar crater on the Moon's far side. It lies to the northwest of the larger crater Vernadskiy, and northeast of Meggers.Kepinski has an outer rim that is marginally eroded due to subsequent impacts, especially along the southwest side. The inner walls are relatively featreless,...	31 km	Felicjan Kępiński Felicjan Kepinski Felicjan Kępiński was a Polish astronomer....  (1885–1966)
Kepler Kepler (lunar crater) Kepler is a lunar impact crater that lies between the Oceanus Procellarum to the west and Mare Insularum in the east. To the southeast is the crater Encke....	31 km	Johannes Kepler Johannes Kepler Johannes Kepler was a German mathematician, astronomer and astrologer. A key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary motion, codified by later astronomers, based on his works Astronomia nova, Harmonices Mundi, and Epitome of Copernican...  (1571–1630)
Khvol'son Khvol'son (crater) Khvol'son is a crater on the far side of the Moon. It lies just to the east-southeast of the large walled plain Pasteur. Less than a crater diameter to the north-northeast of Khvol'son is the crater Meitner, and just to the east-southeast lies Kondratyuk....	54 km	Orest Daniilovich Khvol'son Orest Khvolson Orest Danilovich Khvolson or Chwolson was a Russian physicist and honorary member of the Soviet Academy of Sciences...  (1852–1934)
Kibal'chich Kibal'chich (crater) Kibal'chich is a crater on the Moon's far side. It lies to the northeast of the large walled plain Korolev, and is attached to the southeastern outer rim of the crater Tsander....	92 km	Nikolaj Ivanovich Kibal'chich (1853–1881)
Kidinnu Kidinnu (crater) Kidinnu is an impact crater on the Moon's far side. It lies to the south of the crater H. G. Wells and to the southeast of Cantor.This is a somewhat unevenly formed crater with an outer rim that forms a rounded polygon. The inner wall varies in width, with the narrowest stretch along the...	56 km	Kidinnu Kidinnu Kidinnu was a Chaldean astronomer and mathematician. Strabo of Amaseia called him Kidenas, Pliny the Elder Cidenas, and Vettius Valens Kidynas....  (unknown-circa 343 BC).
Kies Kies (crater) Kies is the remnant of a lunar crater that has been flooded by basaltic lava, leaving only a remnant of the outer rim. It is located in the Mare Nubium almost due south of the crater Bullialdus. Northwest of Kies is König. To the south-southwest lies a lunar dome structure designated Kies Pi...	45 km	Johann Kies Johann Kies Johann Kies was a German astronomer and mathematician. Born in Tübingen, Kies worked in Berlin in 1751 alongside Jérôme Lalande in order to make observations on the lunar parallax in concert with those of Nicolas Louis de Lacaille at the Cape of Good Hope.From 1742 to 1754, at the recommendation...  (1713–1781)
Kiess Kiess (crater) Kiess is a lunar crater next to the southern border of the Mare Smythii, near the eastern limb of the Moon. It is located to the east of the crater Kästner, and to the north of Dale and Kreiken....	63 km	Carl Clarence Kiess Carl Clarence Kiess Carl Clarence Kiess was an American astronomer.While working at the Lick Observatory on July 6, 1911, Kiess discovered comet C/1911 N1, which was named after him....  (1887–1967)
Kimura Kimura (crater) Kimura is a small impact crater that is located on the Moon's far side, beyond the southeastern limb. It lies to the west-northwest of the crater Fechner, along the northeastern rim of an unnamed basin in the surface....	28 km	Hisashi Kimura Hisashi Kimura was a Japanese astronomer originally from Kanazawa, Ishikawa.He devoted his career to the study and measurement of variation in latitude, building upon the work of Seth Carlo Chandler, who discovered the Chandler wobble. He was director of the International Latitude Observatory at Mizusawa,...  (1870–1943)
Kinau Kinau (crater) Kinau is a small, eroded lunar crater that is located in the low southern latitudes of the Moon. It lies to the southeast of the crater Jacobi, and about equally far to the north-northwest of Pentland. It is 42 kilometers in diameter and two kilometers deep...	41 km	Adolph Gottfried Kinau Adolph Gottfried Kinau Adolph Gottfried Kinau was a German Protestant minister and astronomer.Born in Aschersleben into a family of ministers and teachers, he studied theology in Halle and Magdeburg from 1833 to 1840. Until 1851, he had several appointments as teacher. Till 1861 he was minister in Rohr in Thuringia...  (1814–1887)
King King (crater) King is a prominent lunar impact crater that is located on the far side of the Moon, and can not be viewed directly from Earth. It forms a pair with Ibn Firnas, which is only slightly larger and is attached to the northeast rim of King...	76 km	Arthur Scott King Arthur Scott King Arthur Scott King was an American physicist and astrophysicist.He was born in Jerseyville, Illinois, the son of Robert Andrew and Miriam Munson King. In 1883 the family moved to Santa Rosa, California in an attempt to alleviate their son Arthur's chronic asthma...  (1876–1957)
		Edward Skinner King Edward Skinner King Edward Skinner King was an American astronomer.In 1887 he graduated from Hamilton College and joined the staff of the Harvard Observatory, where he supervised the photographic imaging and related work. He became a pioneer and authority on the process of photographic photometry...  (1861–1931)
Kira	3 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  female name)
Kirch Kirch (crater) Kirch is a small lunar impact crater in the eastern part of the Mare Imbrium, a large lunar mare in the northwest quadrant of the Moon. This is a relatively solitary formation with the nearest comparable crater being Piazzi Smyth to the northeast. Notable features in the vicinity are the Montes...	11 km	Gottfried Kirch Gottfried Kirch Gottfried Kirch was a German astronomer. The son of a shoemaker in Guben, Electorate of Saxony, Kirch first worked as a calendar-maker in Saxonia and Franconia. He began to learn astronomy in Jena, and studied under Hevelius in Danzig...  (1639–1710)
Kircher Kircher (crater) Kircher is a lunar crater that is located in the south-southwestern part of the Moon, near the southern limb. In this position the crater appears foreshortened when viewed from the Earth...	72 km	Athanasius Kircher Athanasius Kircher Athanasius Kircher was a 17th century German Jesuit scholar who published around 40 works, most notably in the fields of oriental studies, geology, and medicine...  (1601–1680)
Kirchhoff Kirchhoff (crater) Kirchhoff is a small lunar impact crater that is located in the northern part of the Montes Taurus range. It lies to the west of the crater Newcomb, and southeast of the crater pair of Hall and G. Bond....	24 km	Gustav Kirchhoff Gustav Kirchhoff Gustav Robert Kirchhoff was a German physicist who contributed to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects...  (1824–1887)
Kirkwood Kirkwood (crater) Kirkwood is a well-formed lunar impact crater that is located on the far side of the Moon, on the northern hemisphere. It lies just to the northeast of the crater Sommerfeld, and Hippocrates is located to the east-northeast....	67 km	Daniel Kirkwood Daniel Kirkwood Daniel Kirkwood was an American astronomer.Born in Harford County, Maryland, he was graduated in mathematics from the York County Academy in York, Pennsylvania in 1838...  (1814–1895)
Klaproth Klaproth (crater) Klaproth is an old lunar crater that lies in the rugged southern highlands of the Moon's near side. Due to its location, this crater appears significantly foreshortened when viewed from the Earth...	119 km	Martin Heinrich Klaproth Martin Heinrich Klaproth Martin Heinrich Klaproth was a German chemist.Klaproth was born in Wernigerode. During a large portion of his life he followed the profession of an apothecary...  (1743–1817)
Klein Klein (crater) Klein is a lunar impact crater that is located across the western rim of the larger crater Albategnius, in the central highlands region of the Moon....	44 km	Hermann Joseph Klein Hermann Joseph Klein Hermann Joseph Klein was a German astronomer, author and professor. Born in Cologne, Germany on September 14, 1844, he attained his doctorate from the University of Cologne in 1874, and taught at the school...  (1844–1914)
Kleymenov Kleymenov (crater) Kleymenov is a crater on the far side of the Moon. It is located near the east-northeastern outer wall of the huge walled plain Apollo, and to the west-northwest of the large crater Chebyshev. To the north is Mariotte....	55 km	Ivan Terentyevich Kleymenov (1898–1938)
Klute Klute (crater) Klute is a crater on the Moon's far side. It lies to the southeast of the larger walled plain Fowler, and east of the crater Gadomski. Klute is a heavily worn crater with multiple smaller craters along the outer rim. A crater occupies the northwestern interior floor and lies nested against the...	75 km	Daniel O. Klute (1921–1964)
Knox-Shaw Knox-Shaw (crater) Knox-Shaw is a small lunar impact crater that is located near the eastern limb of the Moon, and lies on the eastern floor of the walled plain Banachiewicz....	12 km	Harold Knox-Shaw Harold Knox-Shaw Harold Knox-Shaw was an English astronomer.He was born in St Leonards-on-Sea, Sussex as the oldest of four siblings. During his youth he earned scholarships to Wellington College in Berkshire and to Trinity Hall, Cambridge, from which he graduated in 1907 ranked as Sixth Wrangler...  (1885–1970)
Koch Koch (crater) Koch is a crater on the far side of the Moon. It lies in the southern hemisphere, to the south-southeast of the walled plain Jules Verne. Attached to the northeastern rim of Koch by a neck of uneven terrain is the crater Lundmark. Less than one crater diameter to the south of Koch is Crocco.This...	95 km	Robert Koch Robert Koch Heinrich Hermann Robert Koch was a German physician. He became famous for isolating Bacillus anthracis , the Tuberculosis bacillus and the Vibrio cholerae and for his development of Koch's postulates....  (1843–1910)
Kocher Kocher (crater) Kocher is a lunar impact crater located on the lunar far side near the southern pole. The crater is located Southeast of the Ashbrook and Drygalski craters. Kocher was adopted and named after Swiss physician Emil Kocher by the IAU in 2009.-External links:...	21.7 km	Emil Kocher (1841–1917)
Kohlschütter Kohlschütter (crater) Kohlschütter is a lunar crater that cannot be viewed directly from the Earth as it lies on the Moon's far side. It is located a couple of hundred kilometers to the southeast of the Mare Moscoviense, and due south of the smaller crater Nagaoka...	53 km	Arnold Kohlschütter Arnold Kohlschütter Ernst Arnold Kohlschütter was a German astronomer and astrophysicist from Halle.In 1908 he was awarded his Ph.D. from the University of Göttingen....  (1883–1969)
Kolhörster Kolhörster (crater) Kolhörster is a lunar crater that is located on the moon's far side. It lies about a crater-diameter to the south-southeast of the crater Kamerlingh Onnes, and to the northeast of the crater Michelson. To the south of Kolhörster is an area marked with crater chains formed from secondary impacts...	97 km	Werner Kolhörster Werner Kolhörster Werner Heinrich Gustav Kolhörster was a German physicist and a pioneer of research into cosmic rays.Kolhörster was born in Schwiebus , Province of Brandenburg...  (1887–1946)
Komarov Komarov (crater) Komarov is a lunar crater that lies across the southeastern edge of Mare Moscoviense, on the northern hemisphere of the far side of the Moon. It is a complex feature with an irregular appearance....	78 km	Vladimir M. Komarov (1927–1967)
Kondratyuk Kondratyuk (crater) Kondratyuk is a worn crater on the Moon's far side. It is located to the west-northwest of the large walled plain Fermi, and to the northeast of the crater Hilbert. To the north-northwest is Meitner, and to the northeast lies Langemak....	108 km	Yurij V. Kondratyuk Yuri Kondratyuk Yuri Vasilievich Kondratyuk , was a follower, supporter and founder of cosmism, pioneer of astronautics and spaceflight. He was a theoretician and a visionary who, in the early twentieth century, foresaw ways of reaching the moon...  (1897–1942)
König König (crater) König is a lunar crater on the southwest Mare Nubium. It lies to the southwest of the prominent crater Bullialdus, and northwest of the flooded Kies. The rim of König is somewhat polygonal in outline, with a small outward bulge to the south and only a slight outer rampart. The crater interior is...	23 km	Rudolf König Rudolf König Rudolf König was an Austrian merchant, amateur astronomer and selenographer.He was born in Vienna and received his technical education in Leipzig...  (1865–1927)
Konoplev Konoplev (crater) Konoplev is a small lunar crater that is located on the Moon's far side. It lies less than a crater diameter to the west of the satellite crater Ellerman Q. Ellerman itself is located farther to the northeast...	25 km	B. T. Konoplev (1912–1960)
Konstantinov Konstantinov (crater) Konstantinov is a lunar impact crater that is located to the southeast of the Mare Moscoviense, on the far side of the Moon. To the west of Konstantinov is the smaller crater Nagaoka, and to the south-southeast is the small Van Gent....	75 km	Konstantin Ivanovich Konstantinov (1817–1871)
Kopff Kopff (crater) Kopff is a lunar crater that lies along the eastern edge of the inner Mare Orientale impact basin, on the western limb of the Moon. In this position the crater is seen from on edge from the Earth, and its visibility is affected by libration...	41 km	August Kopff August Kopff August Kopff was a German astronomer who discovered several comets and asteroids. He worked in Heidelberg, then joined the Humboldt University of Berlin where he became the Director of the Institute for Astronomical Calculation.He discovered some comets, including periodic comet 22P/Kopff and the...  (1882–1960)
Korolev Korolev (lunar crater) Korolev is a large lunar crater of the walled plain type, named for Soviet rocket engineer Sergey Korolyov. It lies on the far side of the Moon, and the northern part of its floor crosses the lunar equator...	437 km	Sergei P. Korolev (1906–1966)
Kosberg Kosberg (crater) Kosberg is a small lunar crater that is located near the middle of the huge walled plain Gagarin, which lies on the far side of the Moon and cannot be viewed directly from the Earth. Kosberg is a flat-bottomed crater with a circular outer rim, simple sloping inner walls, and a somewhat lumpy...	15 km	Semyon Ariyevich Kosberg (1903–1965)
Kostinskiy Kostinskiy (crater) Kostinsky is a lunar crater on the far side of the Moon. It is nearly attached to the northeastern outer rim of the crater Guyot. About one crater diameter to the southeast is Ostwald, and farther to the north is Olcott....	75 km	Sergey K. Kostinskiy (1867–1937)
Koval'skiy Koval'skiy (crater) Koval'skiy is a crater on the far side of the Moon. It lies about one crater diameter to the southeast of the prominent Sklodowska, and to the north-northwest of Bowditch and Lacus Solitudinis, a small lunar mare....	49 km	Marian Albertovich Koval'skiy (1821–1884)
Kovalevskaya Kovalevskaya (crater) Kovalevskaya is a prominent lunar impact crater that is located on the Moon's far side. It lies to the southwest of the larger walled plain Landau. To the south of Kovalevskaya are the craters Poynting and Fersman....	115 km	Sofia V. Kovalevskaya Sofia Kovalevskaya Sofia Vasilyevna Kovalevskaya , was the first major Russian female mathematician, responsible for important original contributions to analysis, differential equations and mechanics, and the first woman appointed to a full professorship in Northern Europe.She was also one of the first females to...  (1850–1891)
Kozyrev Kozyrev (crater) Kozyrev is an impact crater on the far side of the Moon. It lies to the south-southeast of the crater Carver, and to the southwest of the Roche–Pauli crater pair....	65 km	Nikolay Alexandrovich Kozyrev (1908–1983)
Krafft Krafft (crater) Krafft is a prominent lunar impact crater located near the western edge of the Oceanus Procellarum. To the north is the lava-flooded walled plain Eddington. Almost due south is the crater Cardanus, and the two are connected by a 60-kilometer-long chain of craters known as the Catena Krafft.Krafft...	51 km	Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft was a German astronomer and physicist. He is the namesake of the lunar crater Krafft which has a diameter of 51 km.-External links:*...  (1743–1814)
Kramarov Kramarov (crater) Kramarov is a small lunar impact crater that is located on the far side of the Moon. It lies just beyond the western limb, at the far edge of the region that is brought into view during favorable librations...	20 km	Grigory Moiseevich Kramarov (1887–1970)
Kramers Kramers (crater) Kramers is an old lunar crater that is located on the northern hemisphere on the far side of the Moon. It lies some distance to the west of the larger crater Coulomb, and to the northwest of the smaller Weber....	61 km	Hendrik Anthony Kramers Hendrik Anthony Kramers Hendrik Anthony "Hans" Kramers was a Dutch physicist.-Background and education:...  (1894–1952)
Krasnov Krasnov (crater) Krasnoff is a lunar impact crater that is located in the southeastern part of the Montes Cordillera range, near the southwest limb of the Moon. From the Earth this crater appears foreshortened, and visibility can be affected by libration...	40 km	Aleksander V. Krasnov (1866–1907)
Krasovskiy Krasovskiy (crater) Krasovsky is an impact crater on the far side of the Moon. It is located about three crater diameters to the north-northwest of Daedalus. It is otherwise relatively isolated from impact craters of note, with the nearest comparable feature being Tiselius to the west-northwest.The rim of this crater...	59 km	Feodosiy N. Krasovskiy (1878–1948)
Kreiken Kreiken (crater) Kreiken is a small lunar crater that is located near the eastern limb of the Moon. It lies to the south of the crater Kiess and the Mare Smythii. Just to the south-southwest is the smaller crater Elmer, and to the west is Dale....	23 km	Edberg Adrian Kreiken (1896–1964)
Krieger Krieger (crater) Krieger is a lunar crater on the eastern part of the Oceanus Procellarum. It is located to the north-northwest of the flooded crater Prinz, and north-northeast of the prominent ray crater Aristarchus. To the northwest lies the small Wollaston....	22 km	Johann Nepomuk Krieger Johann Nepomuk Krieger Johann Nepomuk Krieger was a draftsman and selenographer. The crater Krieger on the Moon is named in his honor.Krieger was born in Bavaria, the son of a master brewer. At an early age he gained an interest in astronomy. He only received school education up to the age of 15, when he departed...  (1865–1902)
Krogh Krogh (crater) Krogh is a small lunar impact crater that is located in the eastern part of the Moon, to the southeast of the crater Auzout. This crater was previously designated Auzout B before being given a name by the IAU. The crater is roughly circular and bowl-shaped, with an inner wall that is wider in the...	19 km	Schack August Steenberg Krogh (1874–1949)
Krusenstern Krusenstern (crater) Krusenstern is a lunar crater that lies amidst the battered terrain in the southern part of the Moon's near side. Nearly attached to the east-southeast rim is the crater Apianus. Less than one crater diameter to the southwest is the prominent Werner. Krusenstern is intruding into a large circular...	47 km	Baron von Adam Johann Krusenstern (1770–1846)
Krylov Krylov (crater) Krylov is a lunar crater on the far side of the Moon. It lies about one crater diameter to the northwest of Cockroft, and due west of Evershed....	49 km	Alexei Krylov Alexei Krylov Aleksey Nikolaevich Krylov was a Russian naval engineer, applied mathematician and memoirist.-Biography:Alexei Nikolaevich Krylov was born on August 3 O.S., 1863 to the family of an Army Artillery officer in a village Akhmatovo near town Alatyr of the Simbirsk Gubernia in Russia...  (1863–1945)
Kugler Kugler (crater) Kugler is a lunar crater that lies in the southern hemisphere on the far side of the Moon. It is located just past the southeast limb of the Moon's surface, in the proximity of the libration zone that is occasionally brought into sight...	65 km	Franz Xaver Kugler Franz Xaver Kugler Franz Xaver Kugler was a German chemist, mathematician, Assyriologist, and Jesuit priest.Kugler was born in Königsbach, Palatinate, then part of the Kingdom of Bavaria. He earned a Ph.D. in chemistry in 1885, and the following year he entered the Jesuits. By 1893 he had been ordained as a priest...  (1862–1929)
Kuhn Kuhn (crater) Kuhn is a lunar impact crater located on the lunar far side near the Northern lunar pole. The crater is located East of the Kocher crater, Southeast of the prominent Ashbrook crater and just North of the southern lunar pole. Kuhn was adopted and named after German chemist Henry Kuhn by the IAU in...	16.0 km	Richard Kuhn Richard Kuhn Richard Kuhn was an Austrian-German biochemist, Nobel laureate, and Nazi collaborator.-Early life:Kuhn was born in Vienna, Austria where he attended grammar school and high school. His interest in chemistry surfaced early; however he had many interests and decided late to study chemistry...  (1900–1967)
Kuiper Kuiper (lunar crater) Kuiper is a small lunar impact crater in a relatively featureless part of the Mare Cognitum. It is a circular, cup-shaped feature with only some minor wear. This crater was previously identified as Bonpland E before being renamed by the IAU...	6 km	Gerard Peter Kuiper Gerard Kuiper Gerard Peter Kuiper , Netherlands – December 24, 1973, Mexico City) was a Dutch-American astronomer after whom the Kuiper belt was named.-Early life:...  (1905–1973)
Kulik Kulik (crater) Kulik is a lunar impact crater that lies on the northern hemisphere of the Moon's far side. The outer rim of this crater has been heavily impacted, particularly along the northern side which is almost entirely overlain by a pair of smaller craters...	58 km	Leonid Alekseevich Kulik (1883–1942)
Kundt Kundt (crater) Kundt is a small, bowl-shaped lunar impact crater in the northern section of the Mare Nubium. It has a raised rim and is not significantly worn due to impact erosion. This crater lies part way between Guericke to the west and Davy in the east....	10 km	August Kundt August Kundt August Adolf Eduard Eberhard Kundt was a German physicist.-Biography:Kundt was born at Schwerin in Mecklenburg. He began his scientific studies at Leipzig, but afterwards went to Berlin University. At first he devoted himself to astronomy, but coming under the influence of H. G...  (1839–1894)
Kunowsky Kunowsky (lunar crater) Kunowsky is a small lunar crater on the Mare Insularum, in the western half of the Moon's near side. It lies about one third the distance from Encke to the west-northwest and Lansberg to the east-southeast....	18 km	Georg Karl Friedrich Kunowsky George K. Kunowsky Georg Karl Friedrich Kunowsky was a German lawyer who was also a talented amateur astronomer.He made observations of Mars with an 11 cm achromatic refractor telescope made by Joseph von Fraunhofer, which was one of the first times that achromatic refractors were used for planetary...  (1786–1846)
Kuo Shou Ching Kuo Shou Ching (crater) Kuo Shou Ching is a small lunar impact crater that is located in the northwestern part of the walled plain Hertzsprung, on the far side of the Moon. This is an oval-shaped crater that is elongated along the north–south axis. The rim edge is well-defined and not noticeably eroded. The inner walls...	34 km	Kuo Shou Ching (1231–1316)
Kurchatov Kurchatov (crater) Kurchatov is a lunar impact crater that is located on the Moon's far side. It is just to the southwest of the crater Wiener, and farther to the southeast of Bridgman...	106 km	Igor' Vasil'evich Kurchatov Igor Kurchatov Igor Vasilyevich Kurchatov , was a Soviet nuclear physicist who is widely known as the director of the Soviet atomic bomb project. Along with Georgy Flyorov and Andrei Sakharov, Kurchatov is widely remembered and dubbed as the "father of the Soviet atomic bomb" for his directorial role in the...  (1903–1960)

This is a subset

Subset

In mathematics, especially in set theory, a set A is a subset of a set B if A is "contained" inside B. A and B may coincide. The relationship of one set being a subset of another is called inclusion or sometimes containment...

 of the list of craters on the Moon. Where a crater

Impact crater

In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...

 formation has associated satellite

Satellite

In the context of spaceflight, a satellite is an object which has been placed into orbit by human endeavour. Such objects are sometimes called artificial satellites to distinguish them from natural satellites such as the Moon....

 craters, these are detailed on the main crater description pages.

G

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
G. Bond G. Bond (crater) G. Bond is a small lunar impact crater to the south of the Lacus Somniorum, a small lunar mare in the northeast part of the Moon's near side. It lies to the east of the larger crater Posidonius, and to the south of the flooded crater remnant Hall...	20 km	George Phillips Bond George Phillips Bond George Phillips Bond was an American astronomer. He was the son of William Cranch Bond. Some sources give his year of birth as 1826....  (1826–1865)
Gadomski Gadomski (crater) Gadomski is a lunar crater on the far side of the Moon. It is located to the south of the much larger crater Fowler, and to the west of Klute.This crater, like many features on the Moon, has an eroded outer rim that has been modified by subsequent impacts...	65 km	Jan Gadomski Jan Gadomski Jan Gadomski was a Polish astronomer.At the Jagiellonian University Observatory he made systematic observations of eclipsing binary stars.The crater Gadomski on the Moon is named after him.-External links:* ....  (1889–1966)
Gagarin Gagarin (crater) Gagarin is a large lunar impact crater that is located in the southern hemisphere on the far side of the Moon. To the southwest is the crater Pavlov and to the northeast lies Keeler. Closer to the rim are the craters Levi-Civita to the southwest, and Beijerinck to the north-northeast. Isaev lies...	265 km	Yuri Gagarin Yuri Gagarin Yuri Alekseyevich Gagarin was a Soviet pilot and cosmonaut. He was the first human to journey into outer space, when his Vostok spacecraft completed an orbit of the Earth on April 12, 1961....  (1934–1968)
Galen Galen (crater) Galen is a small lunar impact crater that lies in the rugged region between the Montes Apenninus range to the west and the Montes Haemus in the east. It is located to the south-southeast of the crater Aratus, a slightly larger formation. Further to the west is the crater Conon, near the flanks of...	10 km	Claudius Galen (circa 129-200)
Galilaei Galilaei (lunar crater) Galilaei is a lunar impact crater located in the western Oceanus Procellarum. Some distance to the southeast is the crater Reiner, while to the south-southwest is Cavalerius. Northeast of the crater is a meandering rille named the Rima Galilaei...	15 km	Galileo Galilei Galileo Galilei Galileo Galilei , was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism...  (1564–1642)
Galle Galle (lunar crater) Galle is a small lunar crater on the Mare Frigoris, to the north-northeast of the prominent crater Aristoteles. The formation is nearly circular, with a sharp-edged rim and little appearance of erosion...	21 km	Johann Gottfried Galle Johann Gottfried Galle Johann Gottfried Galle was a German astronomer at the Berlin Observatory who, on 23 September 1846, with the assistance of student Heinrich Louis d'Arrest, was the first person to view the planet Neptune, and know what he was looking at...  (1812–1910)
Galois Galois (crater) Galois is a large lunar crater on the far side of the Moon. Features of this class are commonly termed walled plains, due to their appearance and dimension. It is located just to the southeast of another huge walled plain, Korolev, a formation nearly double the diameter of Galois...	222 km	Évariste Galois Évariste Galois Évariste Galois was a French mathematician born in Bourg-la-Reine. While still in his teens, he was able to determine a necessary and sufficient condition for a polynomial to be solvable by radicals, thereby solving a long-standing problem...  (1811–1832)
Galvani Galvani (crater) Galvani is a lunar crater that lies close to the northwestern limb of the Moon, due south of the larger walled plain Volta. It partly overlies the southeast rim of the crater Langley, which occupies half the gap between Volta and Galvani...	80 km	Luigi Galvani Luigi Galvani Luigi Aloisio Galvani was an Italian physician and physicist who lived and died in Bologna. In 1791, he discovered that the muscles of dead frogs legs twitched when struck by a spark...  (1737–1798)
Gambart Gambart (crater) Gambart is a small lunar crater on the Mare Insularum, near the central region of the Moon. It can be located to the south-southeast of the prominent ray crater Copernicus. In the past, the floor of Gambart has been flooded with lava, leaving a relatively flat surface surrounded by a smooth but...	25 km	Jean Félix Adolphe Gambart Jean Félix Adolphe Gambart Jean-Félix Adolphe Gambart was a French astronomer.He was born in Sète in Hérault department, the son of a sea captain. His intelligence was noticed at a young age by Alexis Bouvard, who persuaded him to join the astronomy profession...  (1800–1836)
Gamow Gamow (crater) Gamow is a large lunar crater on the far side of the Moon. It is located in the northern hemisphere, to the southeast of the walled plain Schwarzschild....	129 km	George Gamow George Gamow George Gamow , born Georgiy Antonovich Gamov , was a Russian-born theoretical physicist and cosmologist. He discovered alpha decay via quantum tunneling and worked on radioactive decay of the atomic nucleus, star formation, stellar nucleosynthesis, Big Bang nucleosynthesis, cosmic microwave...  (1904–1968)
Ganskiy Ganskiy (crater) Ganskiy is a lunar crater that is located on the far side of the Moon. It lies to the southeast of the walled plain Hirayama.The rim of this crater is roughly circular, with a slight hexagonal appearance. There is some wear along the rim, particularly along the southwest where a pair of small...	43 km	Aleksey P. (Hansky) Ganskiy  (1870–1908)
Ganswindt Ganswindt (crater) Ganswindt is a lunar crater that lies near the southern pole of the Moon's far side. It is attached to the southwestern exterior of the huge walled plain Schrödinger. Ganswindt partly overlies the smaller crater Idel'son to the south....	74 km	Hermann Ganswindt Hermann Ganswindt Hermann Ganswindt was a German inventor and spaceflight scientist, whose inventions are thought to have been ahead of his time....  (1856–1934)
Garavito Garavito (crater) Garavito is a lunar crater that is located in the southern hemisphere on the Moon's far side. It lies to the north-northwest of the huge walled plain Poincaré, and to the west of the crater Chrétien. It takes its name in honor of the Colombian astronomer Julio Garavito Armero.This crater has a worn...	74 km	Julio Garavito Armero Julio Garavito Armero Julio Garavito Armero was a Colombian astronomer.Born in Bogotá, he was a child prodigy in science and mathematics. He obtained his degrees as mathematician and civil engineer in the Escuela Nacional de Ingeniería...  (1865–1920)
Gardner Gardner (crater) Gardner is a small lunar impact crater in the northeast part of the Moon. It lies due east of the crater Vitruvius, in a section of rough terrain to the north of the Mare Tranquillitatis, and is names after the famous Ellisvillian man Tyler Gardner. This crater was previously designated Vitruvius A...	18 km	Irvine Clifton Gardner Irvine Clifton Gardner Dr. Irvine Clifton Gardner was an American physicist.In 1921 he joined the National Bureau of Standards, and in 1950 became chief of the Division of Optics and Meteorology. He was the president of the Optical Society of America in 1958....  (1889–1972)
Gärtner Gärtner (crater) Gärtner is the lava-flooded remnant of a crater in the northeast part of the Moon. It is located on the northern edge of the Mare Frigoris. The southern half of the formation is completely missing, and Gärtner forms a semi-circular basin along the edges of the lunar mare...	115 km	Christian Gärtner Christian Gärtner Christian Gärtner was a German telescope maker and astronomer, noted for his observation of the 1758 return of Halley's Comet....  (circa 1750-1813)
Gassendi Gassendi (crater) Gassendi is a large lunar crater feature located at the northern edge of Mare Humorum. The formation has been inundated by lava during the formation of the mare, so only the rim and the multiple central peaks remain above the surface. The outer rim is worn and eroded, although it retains a...	101 km	Pierre Gassendi Pierre Gassendi Pierre Gassendi was a French philosopher, priest, scientist, astronomer, and mathematician. With a church position in south-east France, he also spent much time in Paris, where he was a leader of a group of free-thinking intellectuals. He was also an active observational scientist, publishing the...  (1592–1655)
Gaston	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  male name)
Gaudibert Gaudibert (crater) Gaudibert is a lunar crater that lies along the northeast edge of Mare Nectaris in the eastern part of the Moon's near side. Just to the east is the Montes Pyrenaeus mountain chain, and to the northeast beyond the mountains is the crater Gutenberg...	34 km	Casimir Marie Gaudibert Casimir Marie Gaudibert Casimir Marie Gaudibert was a French amateur astronomer and selenographer.Gaudibert produced a map of the Moon in 1887. Under the direction of Camille Flammarion, Emile Bertaux subsequently produced a globe of the moon based on Gaudibert's lunar map.The crater Gaudibert on the Moon is named after...  (1823–1901)
Gauricus Gauricus (crater) Gauricus is a lunar crater that is located in the rugged southern part of the Moon's near side. Nearly attached to the western rim is the heavily eroded crater Wurzelbauer, and to the north-northwest lies Pitatus....	79 km	Luca Gaurico Luca Gaurico Luca Gaurico was an Italian astrologer, astronomer, and mathematician. He was born to a poor family in the Kingdom of Naples, and studied judicial astrology, a subject he defended in his Oratio de Inventoribus et Astrologiae Laudibus...  (1476–1558)
Gauss Gauss (crater) Gauss is a large lunar crater, named after Carl Friedrich Gauss, that is located near the northeastern limb of the Moon's near side. It belongs to a category of lunar formations called a walled plain, meaning that it has a diameter of at least 110 kilometers, with a somewhat sunken floor and little...	177 km	Carl Friedrich Gauss Carl Friedrich Gauss Johann Carl Friedrich Gauss was a German mathematician and scientist who contributed significantly to many fields, including number theory, statistics, analysis, differential geometry, geodesy, geophysics, electrostatics, astronomy and optics.Sometimes referred to as the Princeps mathematicorum...  (1777–1855)
Gavrilov Gavrilov (crater) Gavrilov is a lunar impact crater on the far side of the Moon. It lies to the south of the heavily eroded crater Vernadskiy, and north of Vetchinkin.This is a circular and relatively symmetric crater formation with some erosion of the outer rim...	60 km	Aleksandr I. Gavrilov (1884–1955)
		Igor B. Gavrilov (1928–1982)
Gay-Lussac Gay-Lussac (crater) Gay-Lussac is a lunar crater located to the north of the prominent crater Copernicus, in the southern foothills of the Montes Carpatus range. The rim of the crater is slightly distorted, although generally circular. The inner floor is flat but rough, with no central peak. There are a pair of small...	26 km	Joseph-Louis Gay-Lussac (1778–1850)
Geber Geber (crater) Geber is a lunar impact crater that is located in the rugged south-central highlands of the Moon. It lies half way between the crater Almanon to the north-northeast and the crater pair of Azophi and Abenezra to the south-southwest. Farther to the southeast is Sacrobosco...	44 km	Jabir ibn Aflah Jabir ibn Aflah Abū Muḥammad Jābir ibn Aflaḥ was a Muslim astronomer and mathematician from Seville, who was active in 12th century Andalusia. His work Iṣlāḥ al-Majisṭi influenced Islamic, Jewish and Christian astronomers....  (unknown-circa 1145)
Geiger Geiger (crater) Geiger is a lunar crater on the far side of the Moon. It lies to the southwest of the much larger walled plain Keeler, and slightly farther to the northeast of the huge walled plain Gagarin. To the south is the crater Cyrano....	34 km	Johannes Hans Wilhelm Geiger (1882–1945)
Geissler Geissler (crater) Geissler is a small lunar impact crater that lies on the northern floor of the much larger walled plain Gilbert, near the eastern limb of the Moon. Just to the northeast of this crater, attached to the outer rim of Gilbert, is the crater pair of Weierstrass and Van Vleck.The rim of Geissler is...	16 km	Heinrich Geissler Heinrich Geissler Johann Heinrich Wilhelm Geißler was a German physicist and inventor of the Geissler tube, a low pressure gas-discharge tube made of glass....  (1814–1879)
Geminus Geminus (crater) Geminus is a lunar impact crater that is located near the northeast limb of the visible Moon. In this position the crater appears oval in shape due to foreshortening, but it is actually more nearly circular in form...	85 km	Geminus Geminus Geminus of Rhodes , was a Greek astronomer and mathematician, who flourished in the 1st century BC. An astronomy work of his, the Introduction to the Phenomena, still survives; it was intended as an introductory astronomy book for students. He also wrote a work on mathematics, of which only...  (unknown-circa 70 BC)
Gemma Frisius Gemma Frisius (crater) Gemma Frisius is a lunar crater that is located in the rugged southern highlands of the Moon. It lies to the north of the walled plain Maurolycus, and southeast of the smaller crater Poisson. The crater Goodacre is attached to the northeast rim....	87 km	Gemma Frisius Gemma Frisius Gemma Frisius , was a physician, mathematician, cartographer, philosopher, and instrument maker...  (1508–1555)
Gerard Gerard (crater) Gerard is a lunar crater that lies along the western edge of the Oceanus Procellarum near the northwest limb of the Moon's near side. It is located to the north-northwest of the crater von Braun, and northeast of Bunsen...	90 km	Alexander Gerard Alexander Gerard Alexander Gerard , philosophical writer, son of Rev. Gilbert Gerard, was educated at Aberdeen, where he became Professor, first of Natural Philosophy at Marischal College in 1750, and afterwards between 1760–1771 of Divinity, taking up the post of Professor of Divinity at King's College in 1771. As...  (1792–1839)
Gerasimovich Gerasimovich (crater) Gerasimovich is a lunar crater on the far side of the Moon. It lies beyond the western limb, to the west-northwest of the immense Mare Orientale impact basin. The outer blanket of ejecta from this impact reaches nearly to the rim of Gerasimovich...	86 km	Boris P. Gerasimovich Boris Gerasimovich Boris Petrovich Gerasimovich was a Russian and Soviet astronomer and astrophysicist.Gerasimovich was born in Kremenchuk .From 1917 until 1933 he worked at the Kharkov University observatory...  (1889–1937)
Gernsback Gernsback (crater) Gernsback is a lunar crater on the far side of the Moon. It is located in the northeastern part of the uneven Mare Australe, just behind the southeastern limb. During periods of favorable libration this feature can be brought into view of the Earth, but it is seen from the side and not much detail...	48 km	Hugo Gernsback Hugo Gernsback Hugo Gernsback , born Hugo Gernsbacher, was a Luxembourgian American inventor, writer, editor, and magazine publisher, best remembered for publications that included the first science fiction magazine. His contributions to the genre as publisher were so significant that, along with H. G...  (1884–1967)
Gibbs Gibbs (crater) Gibbs is a lunar impact crater that lies near the eastern limb of the Moon. It is situated less than a crater diameter to the northeast of the larger crater Hecataeus. The crater chain Catena Humboldt passes to the south of Gibbs, following a line to the northeast...	76 km	Josiah Willard Gibbs Josiah Willard Gibbs Josiah Willard Gibbs was an American theoretical physicist, chemist, and mathematician. He devised much of the theoretical foundation for chemical thermodynamics as well as physical chemistry. As a mathematician, he invented vector analysis . Yale University awarded Gibbs the first American Ph.D...  (1839–1903)
Gilbert Gilbert (lunar crater) Gilbert is a large lunar crater that lies near the eastern limb of the Moon. Due to its location this feature appears foreshortened when viewed from the Earth, limiting the amount of detail that can be observed...	112 km	Grove Karl Gilbert Grove Karl Gilbert Grove Karl Gilbert , known by the abbreviated name G. K. Gilbert in academic literature, was an American geologist....  (1843–1918)
		William Gilbert (1544–1603)
Gill Gill (lunar crater) Gill is a lunar crater that is located near the southeastern limb of the Moon. Due to its proximity to the edge of the Moon as seen from the Earth, this crater is viewed nearly from the side and it can become hidden from sight due to libration. The crater lies to the southwest of the irregular Mare...	66 km	David Gill (astronomer) David Gill (astronomer) Sir David Gill FRS was a Scottish astronomer who is known for measuring astronomical distances, for astrophotography, and for geodesy. He spent much of his career in South Africa.- Life and work :...  (1843–1914)
Ginzel Ginzel (crater) Ginzel is a lunar crater that is located on the far side of the Moon, just beyond the eastern limb. It is named after the Austrian astronomer Friedrich Karl Ginzel. It lies at the eastern edge of the Mare Marginis, in a region of the surface that is sometimes brought into sight of the Earth due to...	55 km	Friedrich Karl Ginzel Friedrich Karl Ginzel Friedrich Karl Ginzel was an Austrian astronomer.From 1877 Ginzel worked at the observatory in Vienna...  (1850–1926)
Gioja Gioja (crater) Gioia is a lunar crater that is located in the vicinity of the north pole of the Moon. It is named after the Italian inventor Flavio Gioia. As it lies so close to the northern limb, it is view nearly from the edge making difficult to observe from the Earth. The crater is attached to the southern...	41 km	Flavio Gioja Flavio Gioja Flavio Gioja or Gioia is reputed to have been an Italian mariner and inventor, although modern scholarship disputes that he ever, in fact, existed. He was supposedly a marine pilot and has traditionally been credited with perfecting the sailor's compass by suspending its needle over a...  (flourished 1302)
Giordano Bruno Giordano Bruno (crater) Giordano Bruno is a 22 km lunar impact crater on the far side of the Moon, just beyond the northeastern limb. At this location it lies in an area that can be viewed during a favorable libration, although at such times the area is viewed from the side and not much detail can be seen...	22 km	Giordano Bruno Giordano Bruno Giordano Bruno , born Filippo Bruno, was an Italian Dominican friar, philosopher, mathematician and astronomer. His cosmological theories went beyond the Copernican model in proposing that the Sun was essentially a star, and moreover, that the universe contained an infinite number of inhabited...  (1548–1600)
Glaisher Glaisher (crater) Glaisher is a lunar impact crater that is located in the region of terrain that forms the southwest border of Mare Crisium. It lies to the southwest of the lava-flooded crater Yerkes, and west-northwest of the Greaves–Lick crater pair...	15 km	James Glaisher James Glaisher James Glaisher FRS , was an English meteorologist and aeronaut.Born in Rotherhithe, the son of a London watchmaker, Glaisher was a Junior assistant at the Cambridge Observatory from 1833 to 1835 before moving to the Royal Greenwich Observatories, where he served as Superintendent of the Department...  (1809–1903)
Glauber Glauber (crater) Glauber is a small lunar crater that is located just to the north of the large walled plain Mendeleev, on the Moon's far side. This crater lies just outside the irregular rim of Mendeleev, but well within the outer skirt of ejecta. It is a circular crater with a rim that has not been significantly...	15 km	Johann Rudolf Glauber Johann Rudolf Glauber Johann Rudolf Glauber was a German-Dutch alchemist and chemist. Some historians of science have described him as one of the first chemical engineers...  (circa 1603-1670)
Glazenap Glazenap (crater) Glazenap is a lunar crater that is located on the Moon's far side. It lies to the south-southwest of the huge walled plain Mendeleev, and to the northwest of the crater Pannekoek. This crater is nearly circular, and has not been significantly eroded. However, a small crater lies across the...	43 km	Sergej Pavlovich von Glazenap (1848–1937)
Glushko Glushko (crater) Glushko is a young impact crater on the Moon attached to the western rim of the crater Olbers.Glushko possesses a relatively high albedo and is the focus of a prominent ray system that extends in all directions across the nearby surface. It has sharp, well-defined features that, combined with its...	43 km	Valentin Petrovitch Glushko (1908–1989)
Goclenius Goclenius (crater) Goclenius is a lunar crater that is located near the west edge of Mare Fecunditatis. It lies to the southeast of the lava-flooded crater Gutenberg, and north of Magelhaens. To the northwest is a parallel rille system that follow a course toward the northwest, running for a length of up to 240...	72 km	Rudolf Goclenius, Jr. Rudolf Goclenius, Jr. Rudolf Goclenius the Younger was a German physician and professor of physics, medicine and mathematics at the Philipps University of Marburg. He was the oldest son of Rudolph Goclenius, who was also professor of rhetoric, logic and ethics at Marburg.As a physician he worked on cures against the...  (1572–1621)
Goddard Goddard (crater) Goddard is a lunar crater that is located along the eastern limb of the Moon, and so is visible from the edge from Earth. It is best viewed during favorable librations when the orientation of the Moon brings it further into sight. The crater is located in the Mare Marginis, to the northeast of the...	89 km	Robert H. Goddard (1882–1945)
Godin Godin (crater) Godin is a lunar impact crater located just to the south of the crater Agrippa, on a rough upland region to the east of Sinus Medii. The ruined crater Tempel lies to the northeast, on the east side of Agrippa. Due south is the flooded remains of Lade....	34 km	Louis Godin Louis Godin Louis Godin was a French astronomer and member of the French Academy of Sciences. He worked in Peru, Spain, Portugal and France.-Biography:...  (1704–1760)
Goldschmidt Goldschmidt (crater) Goldschmidt is a large lunar crater of the variety commonly termed a walled plain. It lies in the northern part of the Moon's near side, and appears oval in shape due to foreshortening. The rim is actually relatively circular, although the western rim is overlain by the prominent crater Anaxagoras...	113 km	Hermann Goldschmidt (1802–1866)
Golgi Golgi (crater) Golgi is a tiny lunar impact crater located in the Oceanus Procellarum, over 150 kilometers to the north of the crater Schiaparelli. It is a circular, cup-shaped impact formation with an interior albedo that is higher than the surrounding dark lunar mare. This crater was previously designated...	5 km	Camillo Golgi Camillo Golgi Camillo Golgi was an Italian physician, pathologist, scientist, and Nobel laureate.-Biography:Camillo Golgi was born in the village of Corteno, Lombardy, then part of the Austrian Empire. The village is now named Corteno Golgi in his honour. His father was a physician and district medical officer...  (1843–1926)
Golitsyn Golitsyn (crater) Golitsyn is a lunar impact crater that lies beyond the western limb on the far side of the Moon. It is located in the southwestern portion of the Montes Rook mountain range that forms one of the rings around the Mare Imbrium impact site...	36 km	Boris Borisovich Golitsyn (1862–1916)
Golovin Golovin (crater) Golovin is a lunar impact crater that is located to the southeast of the walled plain Campbell. It lies in the northern hemisphere on the Moon's far side, and cannot be seen directly from the Earth...	37 km	Nicholas Erasmus Golovin (1912–1969)
Goodacre Goodacre (crater) Goodacre is a lunar impact crater. It is located in the rugged southern highlands on the Moon's near side, and is attached to the north-northeastern part of the exterior of Gemma Frisius, a heavily worn and much larger formation...	46 km	Walter Goodacre Walter Goodacre Walter Goodacre was a British businessman and amateur astronomer.He was the second Director of the Lunar Section of the British Astronomical Association. In 1910, he published a 77" diameter hand drawn map of the moon. In 1931, he published a larger book of maps of the moon's surface with...  (1856–1938)
Gore Gore (crater) Gore is a lunar impact crater located on the lunar near side near the northern pole. Major nearby features include Florey crater to the Southeast, Peary crater to the East-Northeast, and Byrd crater to the Southeast...	8.5 km	John Ellard Gore (1845–1910)
Gould Gould (crater) Gould is the remnant of a lunar crater formation that lies in the midst of the Mare Nubium, in the southwest quadrant of the Moon. It is located to the east-northeast of the prominent crater Bullialdus, and south of the crater remnant Opelt....	34 km	Benjamin Apthorp Gould Benjamin Apthorp Gould Benjamin Apthorp Gould was a pioneering American astronomer. He is notable for creating the Astronomical Journal, discovering the Gould Belt, and for founding of the Argentine National Observatory and the Argentine National Weather Service.-Biography:He was born in Boston, Massachusetts, son of...  (1824–1896)
Grace	1 km	(English female name)
Grachev Grachev (crater) Grachev is a lunar impact crater on the far side of the Moon. It lies to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta surrounding the Montes Cordillera mountain ring. Passing along the southwestern edge of Grachev is the Catena Michelson, a valley-like formation...	35 km	Andrej D. Grachev (1900–1964)
Graff Graff (lunar crater) Graff is a small lunar crater that lies along the southwestern limb of the Moon. It is located to the west of the Vallis Bouvard depression in the southern part of the ejecta blanket that surrounds the Mare Orientale impact basin...	36 km	Kasimir Romuald Graff Kasimir Graff Kasimir Romuald Graff was a German astronomer. He worked as an assistant at the Hamburg Observatory and became a professor at Hamburg in 1916. In 1928 he became director of the Vienna Observatory, Austria. When the Nazi government took over in Austria in 1938, he was forced to retire...  (1878–1950)
Grave Grave (crater) Grave is a lunar crater that lies in the northern interior floor of the huge walled plain Gagarin, on the far side of the Moon. It is located about 10 kilometers to the east-northeast of the larger crater Isaev, which covers the northwestern part of Gagarin's interior.Like many lunar craters, Grave...	40 km	Dmitry Aleksandrovich Grave (1863–1939)
		Ivan Platonovich Grave (1874–1960)
Greaves Greaves (crater) Greaves is a small lunar impact crater that lies near the southwest edge of Mare Crisium. It is a circular, bowl-shaped formation with a small interior floor at the center of the sloping inner walls. The crater is intruding into the northern edge of the lava-flooded crater Lick...	13 km	William Michael Herbert Greaves William Michael Herbert Greaves William Michael Herbert Greaves FRS was a British astronomer.He was born in Barbados, West Indies to Dr. E. C. Greaves, a medical doctor trained at Edinburgh University. William Greaves was educated first at Lodge School and Codrington College in Barbados then travelled to England to study at St...  (1897–1955)
Green Green (lunar crater) Green is a lunar impact crater on the Moon's far side. It lies just to the west of the huge walled plain Mendeleev, and is nearly joined with the west-northwestern edge of the crater Hartmann....	65 km	George Green George Green George Green was a British mathematical physicist who wrote An Essay on the Application of Mathematical Analysis to the Theories of Electricity and Magnetism...  (1793–1841)
Gregory Gregory (lunar crater) Gregory is a lunar crater on the far side of the Moon. It is located to the southeast of the crater Ibn Firnas, and north-northeast of Bečvář. About one crater diameter to the north is the smaller Morozov....	67 km	James Gregory James Gregory (astronomer and mathematician) James Gregory FRS was a Scottish mathematician and astronomer. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite series representations for several trigonometric functions.- Biography :The...  (1638–1675)
Grigg Grigg (crater) Grigg is a lunar crater that is located on the far side of the Moon. It lies in the northern outskirts of the huge walled plain Hertzsprung, to the southwest of the crater Fersman and southeast of Poynting. The rim of this crater is generally circular, with a small impact crater intruding into the...	36 km	John Grigg John Grigg (astronomer) John Grigg was a New Zealand astronomer.He was born in London and married Emma Mitchell in 1858. In 1863 they emigrated to New Zealand and settled in Auckland, however Emma died in 1867. Grigg then moved to the town of Thames.He married his second wife Sarah Allaway in 1871 but she died in 1874...  (1838–1920)
Grimaldi Grimaldi (crater) Grimaldi is a large basin located near the western limb of the Moon. It lies to the southwest of the Oceanus Procellarum, and southeast of the crater Riccioli...	172 km	Francesco Maria Grimaldi Francesco Maria Grimaldi Francesco Maria Grimaldi was an Italian Jesuit priest, mathematician and physicist who taught at the Jesuit college in Bologna....  (1618–1663)
Grignard Grignard (crater) Grignard is a lunar impact crater on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater and is directly adjacent to the Hermite crater . The crater was adopted and named after French chemist Victor Grignard by the IAU in 2009.-External links: - Map of...	12.2 km	Victor Grignard Victor Grignard François Auguste Victor Grignard was a Nobel Prize-winning French chemist.Grignard was the son of a sail maker. After studying mathematics at Lyon he transferred to chemistry and discovered the synthetic reaction bearing his name in 1900...  (1871–1935)
Grissom Grissom (crater) Grissom is a lunar crater that lies on the far side of the Moon. It is located just to the south of the huge walled plain Apollo, and to the northeast of the crater Cori. The rim of Grissom is eroded in places, particularly along the northeast where a pair of small craters lie along the sides....	58 km	Virgil "Gus" I. Grissom Gus Grissom Virgil Ivan Grissom , , better known as Gus Grissom, was one of the original NASA Project Mercury astronauts and a United States Air Force pilot...  (1926–1967)
Grotrian Grotrian (crater) Grotrian is a lunar impact crater that is located on the southern hemisphere on the far side of the Moon. It lies to the north of the huge walled plain Schrödinger, within the radius of that formation's outer blanket of ejecta...	37 km	Walter Grotrian Walter Grotrian Walter Robert Wilhelm Grotrian was a German astronomer and astrophysicist.Grotrian studied the emission line from the solar corona in the green region of the spectrum; this emission line could not be attributed to any known chemical element and was thought to be a new element...  (1890–1954)
Grove Grove (crater) Grove is a small lunar impact crater that lies in the northern part of the Lacus Somniorum. It is located to the southeast of the crater remnant Mason. Grove is a relatively circular crater formation with a simple, sharp-edged rim. The unconsolidated material along the inner wall has slumped down...	28 km	Sir William Robert Grove William Robert Grove Sir William Robert Grove PC QC FRS was a judge and physical scientist. He anticipated the general theory of the conservation of energy, and was a pioneer of fuel cell technology.-Early life:...  (1811–1896)
Gruemberger	93 km	Christoph Grienberger Christoph Grienberger Christoph Grienberger was an Austrian Jesuit astronomer, after whom the crater Gruemberger on the Moon is named.-Biography:Born in Hall in Tirol, in 1580 Christoph...  (1561–1636)
Gruithuisen Gruithuisen (crater) Gruithuisen is a tiny lunar crater that lies on the section of lunar mare that joins Oceanus Procellarum in the west to Mare Imbrium in the east. Southeast of Gruithuisen is the small crater Delisle...	15 km	Franz von Gruithuisen Franz von Gruithuisen Baron Franz von Paula Gruithuisen was a Bavarian physician and astronomer. He taught medical students before becoming a professor of astronomy at the University of Munich in 1826....  (1774–1852)
Guericke Guericke (crater) Guericke is the remnant of a lunar crater at the north part of the Mare Nubium. To the north-northwest lies the large Fra Mauro formation, along with the co-joined craters Parry and Bonpland. To the east are the craters Kundt and Davy....	63 km	Otto von Guericke Otto von Guericke Otto von Guericke was a German scientist, inventor, and politician...  (1602–1686)
Guillaume Guillaume (crater) Guillaume is an old lunar crater on the Moon's northern hemisphere, and is located on the far side relative to the Earth. It lies just to the southeast of the slightly larger crater Perkin. This is a worn and eroded formation, with features that have been softened and rounded over time. A cluster...	57 km	Charles Edouard Guillaume Charles Edouard Guillaume Charles Édouard Guillaume was a Swiss physicist who received the Nobel Prize in Physics in 1920 in recognition of the service he had rendered to precision measurements in physics by his discovery of anomalies in nickel steel alloys.Guillaume is known for his discovery of nickel-steel alloys he...  (1861–1938)
Gullstrand Gullstrand (crater) Gullstrand is a lunar impact crater that lies on the northern hemisphere on the Moon's far side. About one crater diameter to the southeast is the larger crater Perrine. To the west-southwest is Quetelet....	43 km	Allvar Gullstrand Allvar Gullstrand Allvar Gullstrand was a Swedish ophthalmologist.Born at Landskrona, Sweden, Gullstrand was professor successively of eye therapy and of optics at the University of Uppsala. He applied the methods of physical mathematics to the study of optical images and of the refraction of light in the eye...  (1862–1930)
Gum Gum (crater) Gum is a lunar crater that is located near the southeastern limb of the Moon, and is viewed nearly from the side from Earth. It lies along the western edge of the irregular Mare Australe, to the northeast of the crater Hamilton...	54 km	Colin Stanley Gum Colin Stanley Gum Colin Stanley Gum was an Australian astronomer who catalogued emission nebulae in the southern sky at the Mount Stromlo Observatory using wide field photography. Gum published his findings in 1955 in a study entitled A study of diffuse southern H-alpha nebulae which presented a catalog, now known...  (1924–1960)
Gutenberg Gutenberg (crater) Gutenberg is a lunar crater that lies along the west edge of Mare Fecunditatis, in the eastern part of the visible Moon. To the southeast is the crater Goclenius, and to the southeast are Magelhaens and Colombo...	74 km	Johann Gutenberg (circa 1398-1468)
Guthnick Guthnick (crater) Guthnick is a lunar impact crater that lies on the far side of the Moon's surface from the Earth. However, it is located in the part of the far side that is sometimes brought into sight of the Earth due to libration, although it can only be seen at a low angle and during favorable lighting conditions...	36 km	Paul Guthnick Paul Guthnick Paul Guthnick was a German astronomer.Born in Hitdorf am Rhein, he worked from 1901 at the Royal Observatory of Berlin. He studied variable stars and studied Mira . As Berlin expanded, it became less possible to conduct astronomical observations there and Guthnick used, from 1906 onwards, the...  (1879–1947)
Guyot Guyot (crater) Guyot is a lunar crater on the Moon's far side. It is separated from the crater Kostinskiy to the northeast by only a few kilometers of rough terrain. To the west-southwest lies the crater Lobachevskiy and to the east-southeast is Ostwald....	92 km	Arnold Henry Guyot Arnold Henry Guyot Arnold Henry Guyot was a Swiss-American geologist and geographer.-Biography:...  (1807–1884)
Gyldén Gyldén (crater) Gyldén is the remnant of a lunar crater that is located to the northeast of the walled plain Ptolemaeus on the Moon. It lies along the prime meridian of the selenographic coordinate system, and less than 150 km south of the lunar equator...	47 km	Hugo Gyldén Hugo Gyldén Johan August Hugo Gyldén was a Finland-Swedish astronomer primarily known for work in celestial mechanics....  (1841–1896)

H

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
H. G. Wells H. G. Wells (crater) H. G. Wells is a lunar crater that is located on the far side of the Moon, behind the northeastern limb. It lies to the south of the crater Millikan, and to the northeast of Cantor. Just to the southeast is the smaller Tesla....	114 km	Herbert George Wells writer (1866–1946)
Haber Haber (crater) Haber is a lunar impact crater on the lunar far side near the northern pole. The crater was adopted and named after German chemist Fritz Haber by the IAU in 2009....	55.5 km	Fritz Haber Fritz Haber Fritz Haber was a German chemist, who received the Nobel Prize in Chemistry in 1918 for his development for synthesizing ammonia, important for fertilizers and explosives. Haber, along with Max Born, proposed the Born–Haber cycle as a method for evaluating the lattice energy of an ionic solid...  (1868–1934)
Hagecius Hagecius (crater) Hagecius is a lunar impact crater in the southeastern part of the Moon's near side. This crater forms a triangular formation with the craters Rosenberger to the north-northwest and Nearch to the west-northwest. Like both of these craters, Hagecius has undergone erosion from subsequent impacts, and...	76 km	Tadeáš Hájek Tadeáš Hájek Tadeáš Hájek z Hájku , also known as Tadeáš Hájek of Hájek, Thaddaeus Hagecius ab Hayek or Thaddeus Nemicus, was the personal physician of the Holy Roman Emperor Rudolph II and a Bohemian astronomer.Tadeáš Hájek was the son of Šimon Hájek from an old Prague family...  (1525–1600)
Hagen Hagen (crater) Hagen is a lunar crater on the far side of the Moon. It lies to the north of the huge walled plain Planck, and south-southwest of the crater Pauli....	55 km	Johann Georg Hagen Johann Georg Hagen Johann Georg Hagen was an eminent American astronomer and Catholic priest.-Early life:Johann Georg Hagen was born in Bregenz, Austria. He was the son of a school teacher.-Entering the Jesuit Order:...  (1847–1930)
Hahn Hahn (crater) Hahn is a lunar impact crater that is located near the northeastern limb of the Moon. The crater appears oval when viewed from the Earth due to foreshortening. It is located less than one crater diameter to the southeast of Berosus, a slightly smaller formation.The inner wall of Hahn contains a...	84 km	Friedrich von Hahn Friedrich von Hahn Friedrich II. Graf von Hahn was a German nobleman, a philosopher and astronomer.Von Hahn was born in Neuhaus, Holstein...  (1741–1805)
		Otto Hahn Otto Hahn Otto Hahn FRS was a German chemist and Nobel laureate, a pioneer in the fields of radioactivity and radiochemistry. He is regarded as "the father of nuclear chemistry". Hahn was a courageous opposer of Jewish persecution by the Nazis and after World War II he became a passionate campaigner...  (1879–1968)
Haidinger Haidinger (crater) Haidinger is a lunar impact crater that is located in the southwestern part of the Moon. Just to the southwest of the crater is the small lunar mare named Lacus Timoris. Haidinger lies northwest of the crater Wilhelm and east of the irregular formation Hainzel....	22 km	Wilhelm Karl von Haidinger (1795–1871)
Hainzel Hainzel (crater) Hainzel is the southern member of a trio of overlapping lunar craters. The composite rim is located at the west edge of Lacus Timoris in the southwest sector of the Moon...	70 km	Paul Hainzel Paul Hainzel Paul Hainzel was a German astronomer and the mayor of Augsburg, Germany.In 1569, Paul Hainzel and his brother Johannes Baptista Hainzel helped their friend Tycho Brahe design and construct a large quadrant. The quadrant, which was 19 feet in radius and built on Hainzel's estate, was used for...  (flourished 1570)
Haldane Haldane (lunar crater) Haldane is a lunar crater that is located in Mare Smythii, near the eastern limb of the Moon. The visibility of this formation is affected by libration, and even under favorable conditions it is highly foreshortened...	37 km	John Burdon Sanderson Haldane J. B. S. Haldane John Burdon Sanderson Haldane FRS , known as Jack , was a British-born geneticist and evolutionary biologist. A staunch Marxist, he was critical of Britain's role in the Suez Crisis, and chose to leave Oxford and moved to India and became an Indian citizen...  (1892–1964)
Hale Hale (lunar crater) Hale is a relatively young lunar impact crater that is located on the southern limb of the Moon. Over half the crater lies on the far side of the Moon, and from the Earth this formation is viewed from the side. Thus the crater must be viewed from orbit in order to discern much detail. The nearest...	83 km	George Ellery Hale George Ellery Hale George Ellery Hale was an American solar astronomer.-Biography:Hale was born in Chicago, Illinois. He was educated at MIT, at the Observatory of Harvard College, , and at Berlin . As an undergraduate at MIT, he is known for inventing the spectroheliograph, with which he made his discovery of...  (1868–1938)
		William Hale William Hale (British inventor) William Hale , was a British inventor and rocket pioneer.- Biography :Hale was born in Colchester, England in 1797. He was self-taught although his grandfather, the educator William Cole, is believed to have tutored him...  (1797–1870)
Hall Hall (lunar crater) Hall is a lunar crater named in honor of American astronomer Asaph Hall that is located in the southeast part of the Lacus Somniorum, a lunar mare in the northeast part of the Moon. This feature can be found to the west of the prominent walled plain Posidonius. Just to the south, and nearly...	35 km	Asaph Hall Asaph Hall Asaph Hall III was an American astronomer who is most famous for having discovered the moons of Mars in 1877...  (1829–1907)
Halley Halley (lunar crater) Halley is a lunar impact crater that is intruding into the southern wall of the walled plain Hipparchus. To the southwest of Halley is the large crater Albategnius, and due east lies the slightly smaller Hind....	36 km	Edmond Halley Edmond Halley Edmond Halley FRS was an English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best known for computing the orbit of the eponymous Halley's Comet. He was the second Astronomer Royal in Britain, following in the footsteps of John Flamsteed.-Biography and career:Halley...  (1656–1742)
Hamilton Hamilton (crater) Hamilton is a lunar impact crater that is located near the southeastern limb of the Moon. From the Earth this crater is viewed nearly from the edge, limiting the amount of detail that can be observed...	57 km	William Rowan Hamilton William Rowan Hamilton Sir William Rowan Hamilton was an Irish physicist, astronomer, and mathematician, who made important contributions to classical mechanics, optics, and algebra. His studies of mechanical and optical systems led him to discover new mathematical concepts and techniques...  (1805–1865)
Hanno Hanno (crater) Hanno is a lunar crater that lies near the southeastern limb of the Moon, along the western edge of the Mare Australe. About a crater diameter to the southwest is the prominent crater Pontécoulant....	56 km	Hanno the Navigator Hanno the Navigator Hanno the Navigator was a Carthaginian explorer c. 500 BC, best known for his naval exploration of the African coast...  (circa 500 BC)
Hansen Hansen (crater) Hansen is a lunar impact crater that is located near the eastern limb of the Moon. At this location the crater appears oval due to foreshortening, but the crater is actually nearly circular. It lies to the northeast of the larger crater Condorcet, and to the south of the smaller Alhazen.The outer...	39 km	Peter Andreas Hansen Peter Andreas Hansen Peter Andreas Hansen was a Danish astronomer, was born at Tønder, Schleswig.-Biography:The son of a goldsmith, Hansen learned the trade of a watchmaker at Flensburg, and exercised it at Berlin and Tønder, 1818–1820...  (1795–1874)
Hansteen Hansteen (crater) Hansteen is a lunar crater that lies near the southwest edge of the Oceanus Procellarum. To the southeast is the flooded crater Billy. The rim of Hansteen is somewhat polygonal in form, especially along the eastern side. There are a few terraces along the northwestern inner wall. The inner floor...	44 km	Christopher Hansteen Christopher Hansteen Christopher Hansteen was a Norwegian geophysicist, astronomer and physicist, best known for his mapping of Earth's magnetic field.-Early life and career:...  (1784–1873)
Harden Harden (crater) Harden is a small lunar impact crater that lies in the eastern part of the interior floor of the walled plain Mendeleev. It is located on the far side of the Moon, and cannot been seen from the Earth....	15 km	Arthur Harden Arthur Harden Sir Arthur Harden FRS was an English biochemist. He shared the Nobel Prize in Chemistry in 1929 with Hans Karl August Simon von Euler-Chelpin for their investigations into the fermentation of sugar and fermentative enzymes....  (1865–1940)
Harding Harding (crater) Harding is a small lunar impact crater that lies in the Sinus Roris, a bay in the northwest part of the Oceanus Procellarum. Because of its location near the northwest limb of the Moon's near side, this crater is viewed at a relatively low angle from the Earth resulting in foreshortening and...	22 km	Karl Ludwig Harding Karl Ludwig Harding Karl Ludwig Harding was a German astronomer notable for having discovered the asteroid 3 Juno.-Biography:...  (1765–1834)
Haret Haret (crater) Haret is a small lunar crater that is located in the southern region on the far side of the Moon. It lies in midst of the triangle of craters formed by Bose to the northeast, Cabannes to the southeast, and Abbe to the west...	29 km	Spiru Haret Spiru Haret Spiru C. Haret was a Romanian mathematician, astronomer and politician. He made a fundamental contribution to the n-body problem in celestial mechanics by proving that using a third degree approximation for the disturbing forces implies instability of the major axes of the orbits, and by...  (1851–1912)
Hargreaves Hargreaves (crater) Hargreaves is a lunar crater that lies in the eastern part of the Moon, to the east of the Mare Fecunditatis. It is located to the west of the crater Maclaurin, and was previously designated Maclaurin S before being given a name by the IAU...	16 km	Frederick James Hargreaves Frederick James Hargreaves Frederick James Hargreaves was a British astronomer and optician.He was considered the foremost optician in Britain, and was noted for his skill in mirror making and other optics for astronomical telescopes...  (1891–1970)
Harkhebi Harkhebi (crater) Harkhebi is a large lunar crater of the category termed a walled plain. Half of the crater to the north-northwest is overlain by the walled plain Fabry, a large formation in its own right. Attached to the northwestern rim is the much smaller crater Vashakidze...	237 km	Harkhebi Harkhebi Harkhebi was an astronomer who lived in Ptolemaic Egypt during the rule of the Ptolemaic dynasty.He may have based many of his observations on earlier Babylonian contributions to astronomy. A funereal statue associated with him is known with an inscription in which he describes himself as an...  (circa 300 BC)
Harlan Harlan (crater) Harlan is a lunar crater near the southeastern limb of the Moon. It is located just to the northeast of the crater Marinus. To the northeast is the flooded walled plain Abel, and to the southeast is Mare Australe....	65 km	Harlan James Smith Harlan James Smith Harlan James Smith was an American astronomer.He was born in Wheeling, West Virginia, the son of Paul and Anna McGregor Smith. While attending Wheeling High School he was named first runner up in the "Westinghouse National Science Talent Search". From 1943 until the end of World War II he served...  (1924–1991)
Harold	2 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Harpalus Harpalus (crater) Harpalus is a young lunar impact crater that lies on the Mare Frigoris, at the eastern edge of the Sinus Roris. To the southeast at the edge of the mare is the small crater Foucault, and to the northwest on the opposite edge is the walled plain named South....	39 km	Harpalus Harpalus For other uses, see Harpalus Harpalus son of Machatas was an aristocrat of Macedon and boyhood friend of Alexander the Great in the 4th century BC. Being lame in a leg, and therefore exempt from military service, Harpalus did not follow Alexander in his advance within the Persian Empire but...  (unknown-circa 460 BC)
Harriot Harriot (crater) Harriot is a lunar crater that is located on the far side of the Moon from the Earth. It lies just to the north of the much larger crater Seyfert. To the northeast of Harriot is the crater Cantor. About one and a half crater diameters to the north of Harriot is the eastern end of a crater chain...	56 km	Thomas Harriot Thomas Harriot Thomas Harriot was an English astronomer, mathematician, ethnographer, and translator. Some sources give his surname as Harriott or Hariot or Heriot. He is sometimes credited with the introduction of the potato to Great Britain and Ireland...  (1560–1621)
Hartmann Hartmann (crater) Hartmann is a lunar impact crater on the far side of the Moon. It lies astride the west-southwestern rim of the huge walled plain Mendeleev, and intrudes part way into the wide inner wall of this feature...	61 km	Johannes Franz Hartmann Johannes Franz Hartmann Johannes Franz Hartmann was a German physicist and astronomer. In 1904, while studying the spectroscopy of Delta Orionis he noticed that most of the spectrum had a shift, except the calcium lines, which he interpreted as indicating the presence of interstellar medium-External links:*...  (1865–1936)
Hartwig Hartwig (lunar crater) Hartwig is a lunar crater that is located near the western limb of the Moon. It is attached to the eastern rim of the prominent crater Schlüter, to the northeast of the Montes Cordillera mountain range that surrounds the Mare Orientale...	79 km	Carl Ernst Albrecht Hartwig Ernst Hartwig Carl Ernst Albrecht Hartwig was a German astronomer.He discovered a new star in M31 on August 20, 1885. This object was designated as supernova "S Andromedae". During the 1883 observation campaign of comet 6P/d'Arrest he found five NGC objects working at the Strasbourg Observatory...  (1851–1923)
Harvey Harvey (crater) Harvey is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies astride the eastern rim of the much larger crater Mach, and the outer rampart of Harvey extends part way across the interior floor...	60 km	William Harvey William Harvey William Harvey was an English physician who was the first person to describe completely and in detail the systemic circulation and properties of blood being pumped to the body by the heart...  (1578–1657)
Hase Hase (crater) Hase is a lunar crater that is located in the rugged southeast part of the Moon, to the south-southwest of the prominent walled plain Petavius. Palitzsch and Vallis Palitzsch are attached to the northeastern rim of Hase....	83 km	Johann Matthias Hase Johann Matthias Hase Johann Matthias Hase was a German mathematician, astronomer, and cartographer.-Biography:Hase taught at Leipzig and his native Augsburg...  (1684–1742)
Haskin Haskin (crater) Haskin is a lunar impact crater located on the lunar far side near the northern pole. The crater is located Southwest of the Hevesy crater and the Plaskett crater; the latter of which is located directly adjacent to the large Rozhdestvenskiy crater. The crater was adopted and named after American...	58.4 km	Larry Haskin (1934–2005)
Hatanaka Hatanaka (crater) Hatanaka is a lunar crater that lies on the Moon's far side, just out of sight past the western limb. It lies to the west of the larger crater Leucippus, and to the northwest of the still larger satellite crater Leucippus Q....	26 km	Takeo Hatanaka Takeo Hatanaka was a Japanese astronomer.The crater Hatanaka on the Moon is named after him.-References:* http://www12.plala.or.jp/m-light/Nomenclature.htm...  (1914–1963)
Hausen Hausen (crater) Hausen is a large lunar impact crater that lies along the south-southwestern limb of the Moon. The visibility of this crater is significantly affected by libration effects, although even under the best of conditions it is viewed nearly from on edge. It lies along the western edge of the immense...	167 km	Christian August Hausen Christian August Hausen Christian August Hausen was a German mathematician who is known for his research on electricity.Hausen studied mathematics at the University of Wittenberg and received his master's degree in 1712...  (1693–1743)
Haworth Haworth (crater) Haworth is an impact crater that lies at the south pole of the Moon. The crater is named after Walter Haworth.-Description:The crater was imaged by Diviner. Cabeus Crater is nearby.-External links:*...	35 km	Walter Norman Haworth (1883–1950)
Hayford Hayford (crater) Hayford is a lunar crater on the Moon's far side. It is a relatively isolated feature with the nearest named crater being Krasovskiy, some 300 km due south. Hayford has a well-defined edge that is not significantly eroded. The inner walls slope directly down to the floor, with little slumping or...	27 km	John Fillmore Hayford John Fillmore Hayford - References :...  (1868–1925)
Hayn Hayn (crater) Hayn is a lunar impact crater that lies next to the northeast limb of the Moon. This location restricts the amount of detail that can be viewed from the Earth, as the western inner side is permanently hidden from sight...	87 km	Friedrich Hayn (1863–1928)
Healy Healy (crater) Healy is a lunar crater that lies past the northwestern limb of the Moon, on the far side relative to the Earth. It is located to the southeast of the walled plain Landau, and west of Lorentz, another walled plain. The rim of Healy is only slightly worn, but a small crater lies across the...	38 km	Roy Healy Roy Healy Roy Healy was an American rocket scientist. He was a member of the American Rocket Society.During World War II, when the military significance of rockets was recognized, Roy Healy, at the time a civilian engineer, was sent by Dover Air Force Base to Burma...  (1915–1968)
Heaviside Heaviside (lunar crater) Heaviside is a large lunar impact crater that is located on the far side of the Moon. It is attached to the eastern rim of the equally large walled plain Keeler, although Keeler is somewhat less eroded...	165 km	Oliver Heaviside Oliver Heaviside Oliver Heaviside was a self-taught English electrical engineer, mathematician, and physicist who adapted complex numbers to the study of electrical circuits, invented mathematical techniques to the solution of differential equations , reformulated Maxwell's field equations in terms of electric and...  (1850–1925)
Hecataeus Hecataeus (crater) Hecataeus is a large lunar crater that lies near the eastern limb of the Moon. It is attached to the northern rim of the walled plain Humboldt. To the northeast is the smaller crater Gibbs...	167 km	Hecataeus of Miletus (unknown-circa 476 BC)
Hédervári Hédervári (crater) Hédervári is a lunar crater that is located in the southern part of the Moon, only a few crater diameters from the south lunar pole. It is attached to the northern rim of the larger crater Amundsen, and lies south of Hale. Due to its location, this crater is viewed nearly from the edge from Earth,...	69 km	Peter Hédervári (1931–1984)
Hedin Hedin (crater) Hedin is a lunar crater of the dimension traditionally termed a walled plain. It lies due south of the crater pair Olbers and Glushko, and northwest of the similarly dimensioned walled plain Riccioli. To the east is another walled plain, Hevelius....	150 km	Sven Hedin Sven Hedin Sven Anders Hedin KNO1kl RVO was a Swedish geographer, topographer, explorer, photographer, and travel writer, as well as an illustrator of his own works...  (1865–1952)
Heinrich Heinrich (crater) Heinrich is a small lunar impact crater on the Mare Imbrium, a lunar mare in the northwest quadrant of the Moon's near side. It is a circular, bowl-shaped formation very similar to many other craters of comparable size on the Moon....	6 km	Wladimir Wáclav Heinrich (1884–1965)
Heinsius Heinsius (crater) Heinsius is an eroded lunar crater that lies in the southwestern part of the Moon. It is located to the northwest of the prominent crater Tycho, and rays from that formation pass to the north and south of Heinsius as well as marking the rim and interior with material...	64 km	Gottfried Heinsius Gottfried Heinsius Gottfried Heinsius was a German mathematician, geographer and astronomer.He was born near Naumburg and was awarded a Ph.D. in 1733 from the University of Leipzig with a dissertation on De viribus motricibus. Later he became professor of mathematics at the same institution...  (1709–1769)
Heis Heis (crater) Heis is a small lunar impact crater that is located in the western part of the Mare Imbrium. It is located to the northeast of the crater Delisle, and south of C. Herschel. This is a circular, symmetrical formation with an interior floor that is about half the diameter of the outer rim...	14 km	Eduard Heis Eduard Heis Eduard Heis was a German mathematician and astronomer.He completed his education at the University of Bonn in 1827, then taught mathematics at a school in Cologne. In 1832 he taught at Aachen, and remained there until 1852. He was then appointed by King Frederick William IV to a chair position at...  (1806–1877)
Helberg Helberg (crater) Helberg is a lunar crater that is located just behind the western limb of the Moon, on the far side from the Earth. Due to libration this part of the surface is sometimes brought into view, and the crater is visible under suitable lighting conditions...	6 km	Robert J. Helberg Robert J. Helberg Robert J. Helberg was an American aeronautical engineer.He was born in Watonga, Oklahoma. In 1932 he earned a degree in aeronautical engineering from the University of Washington. After graduation he went to work at the Goss Humidity Control Company in Seattle...  (1906–1967)
Helicon Helicon (crater) Helicon is a small lunar impact crater that is located on the north part of the Mare Imbrium. To the northwest is the prominent Sinus Iridum, a mountain-ringed bay on the mare. Just to the east is the slightly smaller crater Le Verrier. Helicon is a nearly circular formation with inner walls that...	24 km	Helicon (unknown-circa 400 BC)
Hell Hell (crater) Hell is a lunar crater in the south of the Moon's near side, within the western half of the enormous walled plain Deslandres. To the southeast, also within Deslandres, is the larger crater Lexell, and about 9° to the south lies the prominent Tycho crater. The crater received its name in 1935 after...	33 km	Maximilian Hell Maximilian Hell Maximilian Hell, S.J. was a Hungarian astronomer and an ordained Jesuit priest from the Kingdom of Hungary.- Biography :...  (1720–1792)
Helmert Helmert (crater) Helmert is a lunar crater at the southern edge of the Mare Smythii. It lies near the eastern limb of the Moon, and from the Earth it is seen nearly from the side. The visibility of this feature can be strongly affected by libration of the Moon in its orbit....	26 km	Friedrich Robert Helmert Friedrich Robert Helmert Friedrich Robert Helmert was a German geodesist and an important writer on the theory of errors.Helmert was born in Freiberg, Kingdom of Saxony. After schooling in Freiberg and Dresden, he entered the Polytechnische Schule, now Technische Universität, in Dresden to study engineering science in 1859...  (1843–1917)
Helmholtz Helmholtz (lunar crater) Helmholtz is a lunar impact crater that is located near the south-southeast limb of the Moon. Attached to the south-southeast rim of Helmholtz is the somewhat smaller crater Neumayer. The larger crater Boussingault is nearly attached to the west-southwestern rim.The outer rim of Helmholtz is worn...	94 km	Hermann von Helmholtz Hermann von Helmholtz Hermann Ludwig Ferdinand von Helmholtz was a German physician and physicist who made significant contributions to several widely varied areas of modern science...  (1821–1894)
Henderson Henderson (crater) Henderson is a crater on the far side of the Moon. It is located to the east of the huge walled plain Mendeleev. This is a worn crater with a shallow rim. No significant craters overlie the rim or interior, but a smaller, worn crater is attached to the southern outer rim. A ridge of material runs...	47 km	Thomas Henderson Thomas James Henderson Thomas James Alan Henderson was a Scottish astronomer noted for being the first person to measure the distance to Alpha Centauri, the major component of the nearest stellar system to Earth, and for being the first Astronomer Royal for Scotland.-Early life:Born in Dundee, Scotland, he was educated...  (1798–1844)
Hendrix Hendrix (crater) Hendrix is a small lunar impact crater that is located on the Moon's far side, deep in the southern hemisphere. Hendrix lies about a crater diameter to the south-southwest of the crater White, just beyond the outer rim of the enormous walled plain Apollo. This is a roughly circular, bowl-shaped...	6 km	Don Osgood Hendrix (1905–1961)
Henry Henry (lunar crater) Henry is a lunar crater that is located to the northwest of the larger crater Cavendish, in the southeastern part of the Moon's near side. Less than a half diameter to the northwest is similar-sized crater Henry Frères, named for the brothers Paul and Prosper Henry.The outer rim of Henry has...	41 km	Joseph Henry Joseph Henry Joseph Henry was an American scientist who served as the first Secretary of the Smithsonian Institution, as well as a founding member of the National Institute for the Promotion of Science, a precursor of the Smithsonian Institution. During his lifetime, he was highly regarded...  (1792–1878)
Henry Frères Henry Frères (crater) Henry Frères is a lunar crater that is located in the southwestern part of the Moon's near side. It lies just to the west-northwest of the crater Henry, a similar diameter feature. To the west-southwest of Henry Frères is the much larger crater Byrgius...	42 km	Paul Henry and Prosper Henry Paul Henry and Prosper Henry Paul-Pierre Henry and his brother Mathieu-Prosper Henry were French opticians and astronomers....  (1848–1905, 1849–1903)
Henyey Henyey (crater) Henyey is a lunar crater that lies on the far side of the Moon from the Earth. It is attached at the southern end to the northern rim of the crater Dirichlet. Less than a crater diameter to the northeast is the large crater Mach, and to the northwest lies Mitra.This is a worn and eroded crater that...	63 km	Louis G. Henyey Louis G. Henyey Louis George Henyey was an American astronomer.His parents, Albert and Mary Henyey, were immigrants from Hungary...  (1910–1970)
Heraclitus Heraclitus (crater) Heraclitus is a complex lunar crater that lies in the rugged southern highlands of the Moon. The crater Licetus forms the northern end of the formation. Just to the east is Cuvier, and due south is Lilius...	90 km	Heraclitus Heraclitus Heraclitus of Ephesus was a pre-Socratic Greek philosopher, a native of the Greek city Ephesus, Ionia, on the coast of Asia Minor. He was of distinguished parentage. Little is known about his early life and education, but he regarded himself as self-taught and a pioneer of wisdom...  (circa 540-480 BC)
Hercules Hercules (crater) Hercules is a prominent crater located in the northwest part of the Moon, to the east of the crater Atlas. It lies along the east edge of a southward extension in the Mare Frigoris. To the west across the mare is Bürg. To the south is the ruined crater Williams.The interior walls of Hercules have...	69 km	Hercules Hercules Hercules is the Roman name for Greek demigod Heracles, son of Zeus , and the mortal Alcmene...
Herigonius Herigonius (crater) Herigonius is a small lunar impact crater that is located in the southern part of the Oceanus Procellarum, to the northeast of the crater Gassendi. Herigonius is roughly circular, with an inward bulge and narrower inner wall along the northeast...	15 km	Pierre Herigone Pierre Hérigone Pierre Hérigone was a French mathematician and astronomer.Of Basque origin, Hérigone taught in Paris for most of his life.-Works:...  (flourished 1644)
Hermann Hermann (crater) Hermann is a small lunar crater that is located in the western Oceanus Procellarum, just over one crater diameter to the south of the Moon's equator. It is a solitary crater with only a few tiny craterlets and some low wrinkle ridges nearby....	15 km	Jacob Hermann (1678–1733)
Hermite Hermite (crater) Hermite is a lunar impact crater located along the northern lunar limb, close to the north pole of the Moon. It was first discovered in 1964. To the west is the crater Rozhdestvenskiy, and to the south are Lovelace and Sylvester. Grignard is located directly adjacent to the Southwest...	104 km	Charles Hermite Charles Hermite Charles Hermite was a French mathematician who did research on number theory, quadratic forms, invariant theory, orthogonal polynomials, elliptic functions, and algebra....  (1822–1901)
Herodotus Herodotus (crater) Herodotus is a lunar crater located on a low shelf in the midst of the Oceanus Procellarum. To the east is the slightly larger crater Aristarchus. West across the mare is Schiaparelli. Almost due south on the mare surface is a solitary lunar dome designated Herodotus Omega .The crater Herodotus has...	34 km	Herodotus Herodotus Herodotus was an ancient Greek historian who was born in Halicarnassus, Caria and lived in the 5th century BC . He has been called the "Father of History", and was the first historian known to collect his materials systematically, test their accuracy to a certain extent and arrange them in a...  (circa 484-408 BC)
Heron Heron (crater) Heron is a small lunar impact crater that lies on the far side of the Moon, less than 20 kilometers from the equator. It lies between the slightly larger crater Ctesibius just to the west and Soddy a little farther to the east. Almost directly to the north is the prominent crater King.This...	24 km	Heron Hero of Alexandria Hero of Alexandria was an ancient Greek mathematician and engineerEnc. Britannica 2007, "Heron of Alexandria" who was active in his native city of Alexandria, Roman Egypt...  (Hero) (unknown-circa 100 BC)
Herschel Herschel (lunar crater) Herschel is a lunar impact crater located just to the north of the walled plain Ptolemaeus. Just to the north is the flooded crater Spörer, and due east lies the disintegrated crater Gyldén...	40 km	William Herschel William Herschel Sir Frederick William Herschel, KH, FRS, German: Friedrich Wilhelm Herschel was a German-born British astronomer, technical expert, and composer. Born in Hanover, Wilhelm first followed his father into the Military Band of Hanover, but emigrated to Britain at age 19...  (1738–1822)
Hertz Hertz (crater) Hertz is a lunar crater that lies on the far side of the Moon, just behind the eastern limb. Due to libration this feature can sometimes be observed from the Earth under favorable lighting conditions. It is located to the west-southwest of the larger crater Fleming, and north-northeast of the...	90 km	Heinrich Rudolf Hertz Heinrich Rudolf Hertz Heinrich Rudolf Hertz was a German physicist who clarified and expanded the electromagnetic theory of light that had been put forth by Maxwell...  (1857–1894)
Hertzsprung Hertzsprung (crater) Hertzsprung is an enormous lunar crater that is located on the far side of the Moon, beyond the western limb. In dimension, this formation is larger than several of the lunar mare areas on the near side. It lies in the northwestern fringe of the blast radius of the Mare Orientale impact basin...	591 km	Ejnar Hertzsprung Ejnar Hertzsprung Ejnar Hertzsprung was a Danish chemist and astronomer.Hertzsprung was born in Copenhagen. In the period 1911–1913, together with Henry Norris Russell, he developed the Hertzsprung–Russell diagram....  (1873–1967)
Hesiodus Hesiodus (crater) Hesiodus is a lunar impact crater located on the southern fringes of Mare Nubium, to the northwest of the crater Pitatus. Starting near the northwest rim of Hesiodus is the wide cleft named Rima Hesiodus. This rille runs 300 km east-southeastward to the Palus EpidemiarumThe low rim of Hesiodus is...	42 km	Hesiod Hesiod Hesiod was a Greek oral poet generally thought by scholars to have been active between 750 and 650 BC, around the same time as Homer. His is the first European poetry in which the poet regards himself as a topic, an individual with a distinctive role to play. Ancient authors credited him and...  (circa 735 BC)
Hess Hess (crater) Hess is a lunar crater that lies in the southern hemisphere on the far side of the Moon. The crater rim has been worn by subsequent impacts, leaving a low, eroded outer wall. The flat interior has been resurfaced by lava flows and is free of significant impacts...	88 km	Victor Franz Hess (1883–1964)
		Harry Hammond Hess Harry Hammond Hess Harry Hammond Hess was a geologist and United States Navy officer in World War II.Considered one of the "founding fathers" of the unifying theory of plate tectonics, Rear Admiral Harry Hammond Hess was born on May 24, 1906 in New York City...  (1906–1969)
Hevelius Hevelius (crater) Hevelius is a low-rimmed lunar crater that lies at the western edge of the Oceanus Procellarum, named after Johannes Hevelius. The smaller but prominent crater Cavalerius is joined to the northern rim by low ridges. Due south of Hevelius is the crater Lohrmann and the dark-hued Grimaldi.Only a low,...	115 km	Johannes Hevelius Johannes Hevelius Johannes Hevelius Some sources refer to Hevelius as Polish:Some sources refer to Hevelius as German:*Encyplopedia Britannica * of the Royal Society was a councilor and mayor of Danzig , Pomeranian Voivodeship, in the Polish-Lithuanian Commonwealth...  (1611–1687)
Hevesy Hevesy (crater) Hevesy is a lunar impact crater located on the lunar far side near the northern pole. The crater is located in between craters Plaskett and Haskin. The large Rozhdestvenskiy crater is located to the Northeast. Hevesy was adopted and named after Hungarian chemist George de Hevesy by the IAU in...	49.5 km	George de Hevesy George de Hevesy George Charles de Hevesy, Georg Karl von Hevesy, was a Hungarian radiochemist and Nobel laureate, recognized in 1943 for his key role in the development of radioactive tracers to study chemical processes such as in the metabolism of animals.- Early years :Hevesy György was born in Budapest,...  (1885–1966)
Heymans Heymans (crater) Heymans is a lunar impact crater that is located in the northern part of the Moon on the far side from the Earth. It lies between the craters Poinsot to the north and Hippocrates slightly farther to the south. To the southeast of Heymans is the larger Mezentsev.This crater has been worn by...	50 km	Corneille Jean François Heymans (1892–1968)
Heyrovsky Heyrovsky (crater) Heyrovsky is a small lunar impact crater on the far side of the Moon. This crater lies just beyond the southwestern limb, in an area of the surface that is sometimes brought into view of the Earth during periods of favorable libration and illumination by sunlight...	15 km	Jaroslav Heyrovsky Jaroslav Heyrovský Jaroslav Heyrovský was a Czech chemist and inventor. Heyrovský was the inventor of the polarographic method, father of the electroanalytical method, and recipient of the Nobel Prize in 1959...  (1890–1967)
Hilbert Hilbert (crater) Hilbert is a lunar crater that is located on the far side of the Moon, just past the southeast limb. It lies just beyond the region of the surface that is occasionally brought into view due to libration, and so this feature cannot be observed directly from the Earth.The crater is attached to the...	151 km	David Hilbert David Hilbert David Hilbert was a German mathematician. He is recognized as one of the most influential and universal mathematicians of the 19th and early 20th centuries. Hilbert discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of...  (1862–1943)
Hill Hill (crater) Hill is a small lunar impact crater that is located to the west of the prominent crater Macrobius, near the eastern edge of the Sinus Amoris. This crater was previously designated Macrobius B before being given a name by the IAU...	16 km	George William Hill George William Hill George William Hill , was an American astronomer and mathematician.Hill was born in New York City, New York to painter and engraver John William Hill. and Catherine Smith Hill. He moved to West Nyack with his family when he was eight years old. After attending high school, Hill graduated from...  (1838–1914)
Hind Hind (crater) Hind is a lunar impact crater that lies to the southeast of the walled plain Hipparchus, and due east of the crater Halley. The rim of Hind is relatively free of wear and distortion, except for a break at the north rim. The floor of Hind is relatively uneven, however, compared to the interior of...	29 km	John Russell Hind John Russell Hind John Russell Hind FRS was an English astronomer.- Life and work :John Russell Hind was born in 1823 in Nottingham, the son of lace manufacturer John Hind, and was educated at Nottingham High School...  (1823–1895)
Hinshelwood Hinshelwood (crater) Hinshelwood is a lunar impact crater located on the lunar near side near the northern pole. The crater is located in between the large craters Peary and Hermite and just South of the northern pole. The crater was adopted and named after English chemist Sir Cyril Norman Hinshelwood by the IAU in...	14.2 km	Cyril Norman Hinshelwood Cyril Norman Hinshelwood Sir Cyril Norman Hinshelwood OM PRS was an English physical chemist.Born in London, his parents were Norman Macmillan Hinshelwood, a chartered accountant, and Ethe Frances née Smith. He was educated first in Canada, returning in 1905 on the death of his father to a small flat in Chelsea where he...  (1897–1967)
Hippalus Hippalus (crater) Hippalus the remnant of a lunar crater on the eastern edge of Mare Humorum. To the southeast is the crater Campanus, and to the northwest is the small flooded crater Loewy....	57 km	Hippalus Hippalus Hippalus was a Greek navigator and merchant who probably lived in the 1st century BCE. He is sometimes conjectured to have been the captain of the Greek explorer Eudoxus of Cyzicus' ship....  (unknown-circa 120)
Hipparchus Hipparchus (lunar crater) Hipparchus is the degraded remnant of a lunar crater. It is located to the southeast of Sinus Medii, near the center of the visible Moon. To the south is the prominent crater Albategnius, and to the southwest lies Ptolemaeus, a feature of comparable dimensions to Hipparchus. Horrocks lies entirely...	138 km	Hipparchus Hipparchus Hipparchus, the common Latinization of the Greek Hipparkhos, can mean:* Hipparchus, the ancient Greek astronomer** Hipparchic cycle, an astronomical cycle he created** Hipparchus , a lunar crater named in his honour...  (flourished 140 BC)
Hippocrates Hippocrates (lunar crater) Hippocrates is a lunar crater on the far side of the Moon. It is located in the northern region of the lunar surface, to the north of the crater Stebbins. To the southwest of Hippocrates are Kirkwood and the large Sommerfeld....	60 km	Hippocrates Hippocrates Hippocrates of Cos or Hippokrates of Kos was an ancient Greek physician of the Age of Pericles , and is considered one of the most outstanding figures in the history of medicine...  (circa 460-377 BC)
Hirayama Hirayama (crater) Hirayama is a large lunar crater that is located on the far side of the Moon, just beyond the eastern limb. This region of the surface is sometimes brought into view from Earth during periods of favourable libration. However it is best viewed from orbit. This crater is located along the...	132 km	Kiyotsugu Hirayama Kiyotsugu Hirayama was a Japanese astronomer, best known for his discovery that many asteroid orbits were more similar to one another than chance would allow, leading to the concept of asteroid families, now called "Hirayama families" in his honour....  (1874–1943)
		Shin Hirayama Shin Hirayama was the first Japanese astronomer to discover an asteroid. In 1900 he discovered 498 Tokio and 727 Nipponia.The crater Hirayama on the Moon is jointly named after him and Kiyotsugu Hirayama.-References:* at www12.plala.or.jp...  (1867–1945)
Hoffmeister Hoffmeister (crater) Hoffmeister is a lunar crater that is located on the Moon's far side, to the northwest of the huge walled plain Mendeleev. Some distance to the north of Hoffmeister lies the crater Siedentopf, and to the west-northwest is Gavrilov....	45 km	Cuno Hoffmeister Cuno Hoffmeister Cuno Hoffmeister was a German astronomerand founder of Sonneberg Observatory.Born in Sonneberg in 1892, Hoffmeister obtained his first telescope in 1905 and became an avid amateur astronomer. After his father lost most of his money in 1914, Hoffmeister had to leave school in 1916 to start an...  (1892–1968)
Hogg Hogg (crater) Hogg is a lunar crater on the Moon's far side. It lies less than a crater diameter to the south-southwest of the somewhat larger Kiddinu. This is an old, worn feature with an outer rim that has been eroded to the point where it just forms a rounded crest about the interior. Small craterlets lie...	38 km	Arthur Robert Hogg Arthur Robert Hogg Arthur Robert Hogg was an Australian physicist and astronomer.He was born in Melbourne, Victoria, and was educated at the Royal Melbourne Institute of Technology and at the University of Melbourne where he earned his B.Sc. in 1923 and M.S. in 1925...  (1903–1966)
		Frank Scott Hogg Frank Scott Hogg Frank Scott Hogg was born to Dr. James Scott Hogg and Ida Barberon in Preston, Ontario.After earning and undergraduate degree from the University of Toronto, Hogg received the second doctorate in astronomy awarded at Harvard University in 1929 where he pioneered in the study of spectrophotometry...  (1904–1951)
Hohmann Hohmann (crater) Hohmann is a lunar crater that lies within the central basin of the Mare Orientale formation, on the farside of the Moon. It is located to the south of the crater Maunder, and to the west of Kopff crater. Due to its proximity to the western lunar limb, this area of the surface is occasionally...	16 km	Walter Hohmann Walter Hohmann Walter Hohmann was a German engineer who made an important contribution to the understanding of orbital dynamics. In a book published in 1925, Hohmann demonstrated a very fuel-efficient path to move a spacecraft between two different orbits, now called a Hohmann transfer orbit. He received his Ph.D...  (1880–1945)
Holden Holden (lunar crater) Holden is a lunar crater attached to the southeast rim of the much larger crater Vendelinus. The crater rim is impacted by a craterlet on the north-northwest, and it possesses a terrace along the northeast interior wall. The floor of the crater is flat with no central peak. There is a small crater...	47 km	Edward Singleton Holden Edward Singleton Holden Edward Singleton Holden was an American astronomer.-Early years:He was born in St. Louis, Missouri in 1846 to Jeremiah and Sarah Holden. From 1862-66, he attended Washington University in St. Louis, where he obtained a B.S. degree...  (1846–1914)
Holetschek Holetschek (crater) Holetschek is a lunar crater on the far side of the Moon, to the south-southeast of the huge walled plain Gagarin. To the east of Holetschek is the crater Sierpinski. To the west-southwest is the larger satellite crater Holetschek R....	38 km	Johann Holetschek Johann Holetschek Johann Holetschek was an Austrian astronomer, known for his research on comets. Born in Thuma, in Lower Austria, he worked at the observatory of the University of Vienna. He died at Vienna....  (1846–1923)
Hommel Hommel (crater) Hommel is a lunar crater located in the southeast section of the Moon, in a region that is deeply impacted with a multitude of impact craters. The most notable craters nearby are Pitiscus to the north; Rosenberger due east; and Nearch to the southeast. The prominent crater Vlacq is nearly attached...	126 km	Johann Hommel Johann Hommel Johann Hommel was a German astronomer and mathematician.In 1552 or 1553, Richard Cantzlar introduced transversal dot lines in graduations. It was a variant of the zigzag line system introduced by Hommel. Tycho Brahe obtained the zigzag line system from Hommel.The crater Hommel on the Moon is...  (1518–1562)
Hooke Hooke (lunar crater) Hooke is a lunar crater that is located to the northwest of the crater Messala, in the northeastern part of the Moon. It lies about a crater diameter to the southeast of the comparably sized Shuckburgh....	36 km	Robert Hooke Robert Hooke Robert Hooke FRS was an English natural philosopher, architect and polymath.His adult life comprised three distinct periods: as a scientific inquirer lacking money; achieving great wealth and standing through his reputation for hard work and scrupulous honesty following the great fire of 1666, but...  (1635–1703)
Hopmann Hopmann (crater) Hopmann is a lunar crater that lies in the southern hemisphere on the Moon's far side. It is attached to the northern part of the large walled plain Poincaré. Less than one crater diameter to the north-northwest is the crater Garavito....	88 km	Josef Hopmann Josef Hopmann Josef Hopmann was a German astronomer.He was born in Berlin and received his education at universities in Bonn and Berlin, then became an assistant at Bonn Observatory in 1914. In 1930 he became a full professor and was appointed director of the Leipzig Observatory. Between 1918 and 1974 he...  (1890–1975)
Hornsby Hornsby (crater) Hornsby is a tiny lunar crater in the western part of the Mare Serenitatis, a lunar mare in the northeast quadrant of the Moon's near side. It is a solitary formation that is located at least 100 kilometers from any significant craters, although the curiously shaped depression Aratus CA lies about...	3 km	Thomas Hornsby Thomas Hornsby Thomas Hornsby FRS was a British astronomer and mathematician.Hornsby became a Fellow of Corpus Christi College, Oxford in 1760....  (1733–1810)
Horrebow Horrebow (crater) Horrebow is a lunar impact crater that is located along the northern shore of Mare Frigoris, just to the south of the walled plain J. Herschel. To the west of Horrebow is the crater Robinson....	24 km	Peder Horrebow Peder Horrebow Peder [Nielsen] Horrebow was a Danish astronomer. Born in Løgstør, Jutland to a poor family of fishermen, Horrebow entered the University of Copenhagen in 1703. He worked his way through grammar school and university by virtue of his technical knowledge: he repaired mechanical and musical...  (1679–1764)
Horrocks Horrocks (crater) Horrocks is a lunar impact crater located entirely within the eroded northeast rim of the much larger walled plain Hipparchus. To the south of Horrocks are the craters Halley and Hind and Rhaeticus to the north. Gyldén and Saunder lie to the west and east, respectively...	30 km	Jeremiah Horrocks Jeremiah Horrocks Jeremiah Horrocks , sometimes given as Jeremiah Horrox , was an English astronomer who was the only person to predict, and one of only two people to observe and record, the transit of Venus of 1639.- Life and work :Horrocks was born in Lower Lodge, in...  (1619–1641)
Hortensius Hortensius (crater) Hortensius is a small, bowl-shaped lunar impact crater that is located in the northern part of the Mare Insularum. It lies some distance to the west-southwest of the prominent crater Copernicus. Hortensius is circular and cup-shaped, with a small floor at the mid-point of the sloping interior walls...	14 km	Martin van den Hove Martin van den Hove Martin van den Hove was a Dutch astronomer and mathematician. His adopted Latin name is a translation of the Dutch hof , in Latin horta.-Early life:...  (1605–1639)
Houssay Houssay (crater) Houssay is a lunar impact crater located on the lunar far side near the northern pole. The crater is located to the Northeast of and directly adjacent to crater Nansen. Houssay was adopted and named after Argentinian physiologist Bernardo Houssay by the IAU in 2009.-External links: - Map of...	24.5 km	Bernardo Houssay Bernardo Houssay -External links:* * . WhoNamedIt.* . Nobel Foundation....  (1887–1971)
Houtermans Houtermans (crater) Houtermans is a lunar crater that is located beside the eastern limb of the Moon, in the region of the surface where visibility is affected by libration. It lies to the east of the crater Kreiken, and south of the crater pairing of Helmert and Kao....	29 km	Friedrich Georg Houtermans (1903–1966)
Houzeau Houzeau (crater) Houzeau is a lunar crater on the far side of the Moon. It is located to the northwest of the Mare Orientale impact basin, and ejecta from that event has fallen across this crater rim and its interior. To the south of Houzeau lies the crater Gerasimovich, and one crater diameter to the west is...	71 km	Jean Charles Houzeau (de Lehaie) (1820–1888)
Hubble Hubble (crater) Hubble is a lunar crater that lies very near the east-northeastern limb of the Moon. At this location it is viewed almost from the side from Earth, and the visibility of this feature is affected by libration. It lies to the north of the Mare Marginis and northeast of the crater Cannon...	80 km	Edwin Powell Hubble Edwin Hubble Edwin Powell Hubble was an American astronomer who profoundly changed the understanding of the universe by confirming the existence of galaxies other than the Milky Way - our own galaxy...  (1889–1953)
Huggins Huggins (lunar crater) Huggins is a lunar crater that lies in the rugged southern highlands of the Moon's near side. This crater lies across the eastern rim of the larger crater Orontius. The eastern rim of Huggins is laid across in turn by the slightly smaller crater Nasireddin. Thus these three craters form a triplet...	65 km	Sir William Huggins William Huggins Sir William Huggins, OM, KCB, FRS was an English amateur astronomer best known for his pioneering work in astronomical spectroscopy.-Biography:...  (1824–1910)
Humason Humason (crater) Humason is a tiny lunar impact crater located in the Oceanus Procellarum. This is a cup-shaped crater with an outer rim that rises slightly above the surrounding lunar mare. To the west is a low system of mare wrinkle ridges named the Dorsa Whiston that wind southwards towards Montes Agricola.This...	4 km	Milton Lasell Humason (1891–1972)
Humboldt Humboldt (crater) Humboldt is a large lunar crater that is located near the eastern limb of the Moon. Due to foreshortening this formation has an extremely oblong appearance. The actual shape of the crater is an irregular circle, with a significant indentation along the southeastern rim where the prominent crater...	189 km	Wilhelm von Humboldt Wilhelm von Humboldt Friedrich Wilhelm Christian Karl Ferdinand Freiherr von Humboldt was a German philosopher, government functionary, diplomat, and founder of Humboldt Universität. He is especially remembered as a linguist who made important contributions to the philosophy of language and to the theory and practice...  (1767–1835)
Hume Hume (crater) Hume is a small lunar crater that lies along the eastern limb of the Moon, along the southeast edge of Mare Smythii. It is located just on the far side of the Moon, but it is often brought into sight from Earth due to libration...	23 km	David Hume David Hume David Hume was a Scottish philosopher, historian, economist, and essayist, known especially for his philosophical empiricism and skepticism. He was one of the most important figures in the history of Western philosophy and the Scottish Enlightenment...  (1711–1776)
Husband	29 km	Richard Douglas Husband Richard Douglas Husband Rick Douglas Husband was a United States Air Force Colonel, an astronaut, and the space shuttle commander of STS-107 who was killed when the craft disintegrated after reentry into the Earth's atmosphere. Husband is a recipient of the Congressional Space Medal of Honor.-Background:Husband was born...  (1957–2003)
Hutton Hutton (lunar crater) Hutton is a lunar crater on the far side of the Moon. It lies to the northwest of the larger crater Shayn, and to the north of Nušl.Hutton is a worn, circular crater with a largely symmetrical appearance. Its features include a small craterlet across the western rim, some slight disruption to the...	50 km	James Hutton James Hutton James Hutton was a Scottish physician, geologist, naturalist, chemical manufacturer and experimental agriculturalist. He is considered the father of modern geology...  (1726–1797)
Huxley Huxley (lunar crater) Huxley is a tiny lunar impact crater located in eastern inlet of Mare Imbrium, just to the north of the Montes Apenninus. To the southeast in this range is Mons Ampère. This crater was previously identified as Wallace B before being renamed by the IAU. The crater Wallace lies due west....	4 km	Thomas Henry Huxley (1825–1895)
Hyginus Hyginus (crater) Hyginus is a small lunar caldera located at the east end of the Sinus Medii. Its rim is split by a long, linear rille Rima Hyginus that branches to the northwest and to the east-southeast for a total length of 220 kilometers. The crater is deeper than the rille, and lies at the bend where they...	9 km	Gaius Julius Hyginus Gaius Julius Hyginus Gaius Julius Hyginus was a Latin author, a pupil of the famous Cornelius Alexander Polyhistor, and a freedman of Caesar Augustus. He was by Augustus elected superintendent of the Palatine library according to Suetonius' De Grammaticis, 20...  (flourished first century BC)
Hypatia Hypatia (crater) Hypatia is a lunar crater that lies along the northwest edge of Sinus Asperitatis, a bay on the southwest edge of Mare Tranquillitatis. The nearest crater with an eponym is Alfraganus to the west-southwest...	40 km	Hypatia of Alexandria Hypatia of Alexandria Hypatia was an Egyptian Neoplatonist philosopher who was the first notable woman in mathematics. As head of the Platonist school at Alexandria, she also taught philosophy and astronomy...  (unknown-415 AD)

I

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Ian	1 km	(Scottish Scotland Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...  male name)
Ibn Bajja Ibn Bajja (crater) Ibn Bajjais a small lunar crater located about 199k km from the south pole of the Moon. The ridge north of Ibn Bajja is part of the elevated rim encircling the depressed area containing Cabeus....	12.6 km	Ibn Bajjah Ibn Bajjah Abū-Bakr Muhammad ibn Yahya ibn al-Sāyigh , known as Ibn Bājjah , was an Andalusian polymath: an astronomer, logician, musician, philosopher, physician, physicist, psychologist, botanist, poet and scientist. He was known in the West by his Latinized name, Avempace...  (1095–1138)
Ibn Battuta Ibn Battuta (crater) Ibn Battuta is a small lunar crater on the Mare Fecunditatis, a lunar mare in the eastern part of the Moon's near side. It lies to the southwest of the crater Lindbergh, and northeast of the prominent Goclenius....	11 km	Abu Abdullah Muhammad Ibn Battuta Ibn Battuta Abu Abdullah Muhammad Ibn Battuta , or simply Ibn Battuta, also known as Shams ad–Din , was a Muslim Moroccan Berber explorer, known for his extensive travels published in the Rihla...  (1304–1377)
Ibn Firnas Ibn Firnas (crater) Ibn Firnas is a lunar impact crater on the far side of the Moon, in honour of Abbas Ibn Firnas , who is regarded as the first man to have attempted flying with evidence of some success. Attached to the exterior of its southwestern rim is the prominent crater King...	89 km	Abbas Ibn Firnas Abbas Ibn Firnas Abbas Ibn Firnas , also known as Abbas Qasim Ibn Firnas and عباس بن فرناس , was a Muslim Andalusian polymath: an inventor, engineer, aviator, physician, Arabic poet, and Andalusian musician. Of Berber descent, he was born in Izn-Rand Onda, Al-Andalus , and lived in the Emirate of Córdoba...  (unknown-circa AD 887)
Ibn Yunus Ibn Yunus (crater) Ibn Yunus is the remains of a flooded lunar crater. It lies on the far side of the Moon, just past the eastern limb. It can only be viewed from Earth under conditions of favorable libration and lighting, and even then it is seen from the edge. This feature is attached to the east-southeastern outer...	58 km	Abul al-Hasan ben Ahmad (950-1009)
Ibn-Rushd Ibn-Rushd (crater) Ibn-Rushd is a lunar impact crater located to the northwest of the larger crater Cyrillus. To the northwest is the crater Kant and to the north is Mons Penck, a mountain promontory. The crater is somewhat eroded with age, and the southern rim is overlain by a pair of smaller craters named Cyrillus...	32 km	Averroës Averroes ' , better known just as Ibn Rushd , and in European literature as Averroes , was a Muslim polymath; a master of Aristotelian philosophy, Islamic philosophy, Islamic theology, Maliki law and jurisprudence, logic, psychology, politics, Arabic music theory, and the sciences of medicine, astronomy,...  (1126–1198)
Icarus Icarus (crater) Icarus is a lunar impact crater that lies on the Moon's far side. It is located to the west of the huge walled plain Korolev, and less than two crater diameters to the east of the crater Daedalus. To the south of Icarus is the smaller Amici....	96 km	Icarus (mythology) Icarus (mythology) In Greek mythology, Icarus is the son of the master craftsman Daedalus. The main story told about Icarus is his attempt to escape from Crete by means of wings that his father constructed from feathers and wax...
Ideler Ideler (crater) Ideler is a small lunar impact crater in the low southern latitudes of the Moon. This formation is visible from the Earth, but it appears somewhat foreshortened due to its location. The crater lies just to the northeast of the larger crater Baco, and west-northwest of the prominent Pitiscus...	38 km	Christian Ludwig Ideler Christian Ludwig Ideler Christian Ludwig Ideler , German chronologist and astronomer, was born near Perleberg on the 21st of September 1766.-Life:...  (1766–1846)
Idel'son Idel'son (crater) Idel'son is a lunar crater that is located on the far side of the Moon. It lies just behind the southern lunar limb, in a region that is sometimes brought into view of the Earth due to libration...	60 km	Naum Il'ich Idel'son (1885–1951)
Il'in Il'in (crater) Il'in is a small lunar crater that is located on the far side of the Moon, just beyond the western limb. It lies in the western half of Mare Orientale, in the central basin amidst the lava-flooded lunar mare. To the east of this crater is the somewhat larger crater Hohmann.Il'in is circular and...	13 km	Nikolaj Yakovlevich Il'in (1901–1937)
Ina	3 km	(Latin Latin Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...  female name)
Ingalls Ingalls (crater) Ingalls is an old lunar crater that lies on the far side of the Moon. It is located to the north-northwest of the walled plain Mach. About the same distance to the west is the crater Joule....	37 km	Albert Graham Ingalls Albert Graham Ingalls Albert Graham Ingalls was an American scientific editor and amateur astronomer. Through his columns in Scientific American, including "The Amateur Scientist", and his three-volume series Amateur Telescope Making, Ingalls exerted a great influence on amateur astronomy and amateur telescope making...  (1888–1958)
Inghirami Inghirami (crater) Inghirami is a lunar impact crater that is located toward the southwestern limb of the Moon. It lies to the southwest of the large walled plain Schickard. Northwest of Inghirami is the wide Vallis Inghirami, a wide, straight valley that is radial to the Mare Orientale impact basin...	91 km	Giovanni Inghirami Giovanni Inghirami Giovanni Inghirami was an Italian astronomer, and a Piarist religious. There is a valley on the moon named after him as well as a crater.-Life:...  (1779–1851)
Innes Innes (crater) Innes is a lunar impact crater on the Moon's far side. It is located less than a crater diameter to the east-southeast of the prominent crater Seyfert. To the southeast of Innes is the crater Meggers, and to the west-southwest lies Polzunov....	42 km	Robert Thorburn Ayton Innes Robert T. A. Innes Robert Thorburn Ayton Innes was a Scottish-South African astronomer best known for discovering Proxima Centauri in 1915, and numerous binary stars. He was also the first astronomer to have seen the Great January Comet of 1910, on January 12...  (1861–1933)
Ioffe Ioffe (crater) Ioffe is a lunar impact crater on the far side of the Moon. It lies to the south of the walled plain Hertzsprung, and is attached to the southwestern outer rim of Fridman. Only a short stretch of terrain separates Ioffe from Belopol'skiy to the southeast....	86 km	Abram Fedorovich Ioffe (1880–1960)
Isabel	1 km	(Spanish female name)
Isaev Isaev (crater) Isaev is a lunar crater on the far side of the Moon. It is entirely contained within the much larger walled plain Gagarin, and lies in the northwestern part of Gagarin's interior floor. The northwestern outer rim of Isaev is attached to the inner rim of Gagarin.Although younger than Gagarin, in...	90 km	Aleksei Mihailovich Isaev Aleksei Mihailovich Isaev Aleksei Mikhailovich Isaev was a Russian rocket engineer.Aleksei Isaev began work under Leonid Dushkin during World War II, on an experimental rocket-powered interceptor plane. In 1944 he formed his own design bureau to engineer liquid-propellant engines...  (1908–1971)
Isidorus Isidorus (crater) Isidorus is a lunar crater that is located to the north of the Mare Nectaris, on the eastern half of the Moon's near side. It forms a pair with the slightly larger Capella, which is attached to the east-northeastern rim...	42 km	St. Isidore of Seville Isidore of Seville Saint Isidore of Seville served as Archbishop of Seville for more than three decades and is considered, as the historian Montalembert put it in an oft-quoted phrase, "le dernier savant du monde ancien"...  (circa 570-636)
Isis	1 km	Isis Isis Isis or in original more likely Aset is a goddess in Ancient Egyptian religious beliefs, whose worship spread throughout the Greco-Roman world. She was worshipped as the ideal mother and wife as well as the matron of nature and magic...  (Egyptian Ancient Egypt Ancient Egypt was an ancient civilization of Northeastern Africa, concentrated along the lower reaches of the Nile River in what is now the modern country of Egypt. Egyptian civilization coalesced around 3150 BC with the political unification of Upper and Lower Egypt under the first pharaoh...  goddess Goddess A goddess is a female deity. In some cultures goddesses are associated with Earth, motherhood, love, and the household. In other cultures, goddesses also rule over war, death, and destruction as well as healing.... )
Ivan	4 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  male name)
Izsak Izsak (crater) Izsak is a small lunar impact crater that is located on the Moon's far side, hidden from view from the Earth. It lies about half-way between the walled plains Fermi to the northeast and Milne to the southwest. Due south of Izsak is the larger crater Schaeberle. Izsak is a circular, nearly symmetric...	30 km	Imre Izsak Imre Izsak Imre Gyula Izsák was a Hungarian mathematician, physicist, astronomer, and celestial mechanician....  (1929–1965)

J

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
J. Herschel J. Herschel (crater) J. Herschel is large lunar crater of the variety termed a walled plain. It is located in the northern part of the Moon's surface, and so appears foreshortened when viewed from the Earth. The southeastern rim of J. Herschel forms part of the edge of the Mare Frigoris lunar mare. To the northwest is...	165 km	John Herschel John Herschel Sir John Frederick William Herschel, 1st Baronet KH, FRS ,was an English mathematician, astronomer, chemist, and experimental photographer/inventor, who in some years also did valuable botanical work...  (1792–1871)
Jackson Jackson (crater) Jackson is a prominent lunar impact crater that is located in the northern hemisphere on the far side of the Moon. Less than one crater to the northeast is the crater Mineur, and to the south-southwest lies McMath....	71 km	John Jackson John Jackson (astronomer) John Jackson was a Scottish astronomer.Born in Paisley, Renfrewshire, Scotland, he was educated at Paisley Grammar School, studying a range of subjects including the sciences and French and German, but not Latin or Greek, which were compulsory if he intended to sit the entrance examinations for...  (1887–1958)
Jacobi Jacobi (crater) Jacobi is a lunar crater that is located in the southern highlands on the near side of the Moon. It lies southeast of the crater Lilius, with Cuvier to the north-northwest and Baco to the northeast. The crater is 68 kilometers in diameter and 3.3 kilometers in depth...	68 km	Karl Gustav Jacob Jacobi (1804–1851)
Jansen Jansen (crater) Jansen is lunar crater in the north part of the Mare Tranquillitatis. It is located to the east-southeast of the crater Plinius. The rim of Jansen is low and narrow, with a notch along the western edge. The interior is relatively level, which may indicate it has been covered by lava...	23 km	Zacharias Janszoon (1580-circa 1638)
Jansky Jansky (crater) Jansky is a lunar impact crater that lies along the eastern limb of the Moon. It lies due east of the larger walled plain Neper, along the southern edge of the Mare Marginis. Due to its location, this crater is viewed from the side from Earth, limiting the amount of detail that can be observed...	72 km	Karl Jansky (1905–1950)
Janssen Janssen (lunar crater) Janssen is an ancient impact crater located in the highland region near the southeastern lunar limb. The entire structure has been heavily worn and is marked by many lesser crater impacts. The outer wall is breached in multiple locations, but the outline of the crater rim can still be observed...	199 km	Pierre Jules César Janssen Pierre Jules César Janssen Pierre Jules César Janssen , usually known in French as Jules Janssen, was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gas helium....  (1824–1907)
Jarvis Jarvis (crater) Jarvis is a crater that lies on the far side of the Moon. It is located within the walled plain Apollo, and lies in the eastern half of this basin within the interior ring....	38 km	Gregory Bruce Jarvis Gregory Jarvis Gregory Bruce Jarvis was an American engineer who died during the destruction of the Space Shuttle Challenger on mission STS-51-L, where he was serving as Payload Specialist.-Education:...  (1944–1986)
Jeans Jeans (lunar crater) Jeans is a lunar crater along the southeastern limb of the Moon. The majority of this formation lies on the far side with respect to the Earth, but favorable librations can bring the entire crater into view...	79 km	Sir James Hopwood Jeans James Hopwood Jeans Sir James Hopwood Jeans OM FRS MA DSc ScD LLD was an English physicist, astronomer and mathematician.-Background:...  (1877–1946)
Jehan	5 km	(Turkish Turkish language Turkish is a language spoken as a native language by over 83 million people worldwide, making it the most commonly spoken of the Turkic languages. Its speakers are located predominantly in Turkey and Northern Cyprus with smaller groups in Iraq, Greece, Bulgaria, the Republic of Macedonia, Kosovo,...  female name)
Jenkins Jenkins (crater) Jenkins is a lunar crater that lies along the equator of the Moon, near the eastern limb. It is attached to the eastern rim of the slightly larger crater Schubert X, intruding somewhat into the interior. The crater Nobili is likewise attached to the western rim of Schubert X and intrudes slightly...	38 km	Louise Freeland Jenkins Louise Freeland Jenkins Louise Freeland Jenkins was an American astronomer.She was born in Fitchburg, Massachusetts. In 1911 she graduated from Mount Holyoke College, then she received a Master's degree in astronomy in 1917 from the same institution...  (1888–1970)
Jenner Jenner (crater) Jenner is a lunar crater that is located within the Mare Australe. It lies just past the southeastern limb, on the far side of the Moon, and can be viewed from the Earth during periods of favorable libration and lighting...	71 km	Edward Jenner Edward Jenner Edward Anthony Jenner was an English scientist who studied his natural surroundings in Berkeley, Gloucestershire...  (1749–1823)
Jerik	1 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Joliot Joliot (crater) Joliot is a large lunar impact crater that lies on the far side of the Moon, just past the eastern limb. At this location it lies in a region of the surface that comes into sight during a favorable libration, although at such times it is viewed from the side...	164 km	Frédéric Joliot-Curie Frédéric Joliot-Curie Jean Frédéric Joliot-Curie , born Jean Frédéric Joliot, was a French physicist and Nobel laureate.-Early years:...  (1900–1958)
Jomo	7 km	(African male name)
José	2 km	(Spanish male name)
Joule Joule (crater) Joule is a lunar impact crater that lies on the far side of the Moon. It is located to the north-northeast of the walled plain Mach. To the northwest of Joule is the crater Blazhko....	96 km	James Prescott Joule James Prescott Joule James Prescott Joule FRS was an English physicist and brewer, born in Salford, Lancashire. Joule studied the nature of heat, and discovered its relationship to mechanical work . This led to the theory of conservation of energy, which led to the development of the first law of thermodynamics. The...  (1818–1889)
Joy Joy (crater) Joy is a tiny lunar crater located in the irregular ground just to the west of Mare Serenitatis. It is a circular, cup-shaped feature with a slightly raised rim. The crater was designated Hadley A until it was renamed by the IAU. Mons Hadley lies to the west-northwest in the Montes Apenninus...	5 km	Alfred Harrison Joy Alfred Harrison Joy Alfred Harrison Joy was an astronomer best known for his work on stellar distances, the radial motion of stars, and variable stars.-Early years:...  (1882–1973)
Jules Verne Jules Verne (crater) Jules Verne is a large lunar crater on the far side of the Moon, named after the French author. It is located to the west-southwest of the Mare Ingenii, one of the few lunar mares on the far side. To the southeast of Jules Verne is the crater Lundmark, while Koch is located to the south-southeast...	143 km	Jules Verne Jules Verne Jules Gabriel Verne was a French author who pioneered the science fiction genre. He is best known for his novels Twenty Thousand Leagues Under the Sea , A Journey to the Center of the Earth , and Around the World in Eighty Days...  (1828–1905)
Julienne Julienne (crater) Julienne is a tiny lunar crater that is located in the irregular terrain to the south and slightly to the east of the prominent crater Archimedes....	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  female name)
Julius Caesar Julius Caesar (crater) Julius Caesar is a lava-flooded lunar crater with a low, irregular, and heavily worn wall. It is located to the west of Mare Tranquillitatis, and directly southeast of the crater Manilius on the Mare Vaporum. To the east is the rounded Sosigenes....	90 km	Julius Caesar Julius Caesar Gaius Julius Caesar was a Roman general and statesman and a distinguished writer of Latin prose. He played a critical role in the gradual transformation of the Roman Republic into the Roman Empire....  (circa 102-44 BC)

K

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Kaiser Kaiser (lunar crater) Kaiser is a lunar crater. It lies in the crater-riddled terrain in the southern part of the Moon's near side. The crater is nearly attached to the northeast rim the slightly larger crater Fernelius, and the two are separated by an irregular patch of ground only a few kilometers wide...	52 km	Frederik Kaiser Frederik Kaiser Frederik Kaiser was a Dutch astronomer.He was director of the Leiden Observatory from 1838 until his death....  (1808–1872)
Kamerlingh Onnes Kamerlingh Onnes (crater) Kamerlingh Onnes is a lunar crater on the far side of the Moon. It lies less than a crater diameter to the north-northwest of the crater Kolhörster. North of Kamerlingh Onnes lies Shternberg and to the northwest is Weyl....	66 km	Heike Kamerlingh Onnes Heike Kamerlingh Onnes Heike Kamerlingh Onnes was a Dutch physicist and Nobel laureate. He pioneered refrigeration techniques, and he explored how materials behaved when cooled to nearly absolute zero. He was the first to liquify helium...  (1853–1926)
Kane Kane (crater) Kane is the walled remains of a lunar crater that has been flooded by lava from Mare Frigoris to the south, and it lies on the northeast edge of this mare. The crater lies midway between the craters C. Mayer to the west and Democritus in the east...	54 km	Elisha Kent Kane (1820–1857)
Kant Kant (crater) Kant is a small lunar impact crater that is located to the northwest of the prominent crater Cyrillus and the comparably sized Ibn Rushd. To the northwest is Zöllner, and to the east is Mons Penck. This last feature forms a mountainous promontory reaching a height of about 4 km.This crater has a...	33 km	Immanuel Kant Immanuel Kant Immanuel Kant was a German philosopher from Königsberg , researching, lecturing and writing on philosophy and anthropology at the end of the 18th Century Enlightenment....  (1724–1804)
Kao Kao (crater) Kao is a small lunar crater that is located near the eastern limb of the Moon. It lies near the southern edge of the Mare Smythii, a lunar mare that continues onto the far side of the surface. This crater lies to the east-southeast of the crater Widmannstätten...	34 km	Ping-Tse Kao Ping-Tse Kao Ping-Tse Kao was a Chinese astronomer. He was entirely self-taught in this field. The crater Kao on the Moon is named in his honor....  (1888–1970)
Kapteyn Kapteyn (crater) Kapetyn is a lunar impact crater that is near the eastern limb of the Moon, to the west of the crater La Pérouse. West of Kapetyn is the slightly smaller Barkla, and farther to the west-northwest is the prominent Langrenus....	49 km	Jacobus C. Kapteyn Jacobus Kapteyn Jacobus Cornelius Kapteyn, was a Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation....  (1851–1922)
Karima	3 km	(Arabic female name)
Karpinskiy Karpinskiy (crater) Karpinskiy is a lunar impact crater that lies in the northern part of the Moon on the far side from the Earth. This crater is concentric with a larger and older formation lying along the southern rim. This combined rim gives Karpinskiy a larger and wider interior wall along its south face...	92 km	Alexander Petrovich Karpinsky (1846–1936)
Karrer Karrer (crater) Karrer is a lunar impact crater that is located in the southern hemisphere on the far side of the Moon. It lies to the northeast of the crater Minkowski, and south of Leavitt....	51 km	Paul Karrer Paul Karrer Paul Karrer was a Swiss organic chemist best known for his research on vitamins. He and Walter Haworth won the Nobel Prize for Chemistry in 1937.-Early years:...  (1889–1971)
Kasper	12 km	(Polish Polish language Polish is a language of the Lechitic subgroup of West Slavic languages, used throughout Poland and by Polish minorities in other countries...  male name)
Kästner Kästner (crater) Kästner is a lunar crater that is located near the eastern limb of the Moon, to the southwest of the Mare Smythii. Just to the northwest of Kästner is the walled plain Gilbert. To the south is the prominent crater Ansgarius, and to the southwest lies La Pérouse.This formation belongs to the...	108 km	Abraham Gotthelf Kästner
Katchalsky Katchalsky (crater) Katchalsky is a crater that lies on the far side of the Moon. It lies to the southeast of the larger crater Lobachevskiy, and to the west of the prominent King. Less than a half-crater diameter to the southeast of Katchalsky is Viviani....	32 km	Aharon Katzir-Katchalsky (1914–1972)
Kathleen	5 km	(Irish Ireland Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...  female name)
Kearons Kearons (crater) Kearons is a small lunar crater that is located on the far side of the Moon, to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta that surrounds the Montes Cordillera range. It is a relatively isolated crater, possibly because any nearby features have been buried under...	23 km	William M. Kearons (1878–1948)
Keeler Keeler (lunar crater) Keeler is a large lunar crater that lies on the Moon's far side. It is connected along the eastern edge to Heaviside, a walled plain of similar dimensions. Keeler, however, is the younger of the two formations, with more clearly delineated features...	160 km	James Edward Keeler (1857–1900)
Kekulé Kekulé (crater) Kekulé is a lunar crater on the far side of the Moon. It lies just to the west-southwest of the larger crater Poynting, on the edge of the ejecta skirt surrounding the walled plain Hertzsprung to the southeast....	94 km	Friedrich August Kekulé von Stradonitz Friedrich August Kekulé von Stradonitz Friedrich August Kekule von Stradonitz was a German organic chemist. From the 1850s until his death, Kekule was one of the most prominent chemists in Europe, especially in theoretical chemistry...  (1829–1896)
Keldysh Keldysh (crater) Keldysh is a lunar impact crater that is located in the northeastern part of the Moon, at the eastern rim of the Mare Frigoris. It lies due north of the prominent crater Atlas, and to the northeast of the notable Hercules....	33 km	Mstislav Vsevolodovich Keldysh (1911–1978)
Kepinski Kepinski (crater) Kepinski is a lunar crater on the Moon's far side. It lies to the northwest of the larger crater Vernadskiy, and northeast of Meggers.Kepinski has an outer rim that is marginally eroded due to subsequent impacts, especially along the southwest side. The inner walls are relatively featreless,...	31 km	Felicjan Kępiński Felicjan Kepinski Felicjan Kępiński was a Polish astronomer....  (1885–1966)
Kepler Kepler (lunar crater) Kepler is a lunar impact crater that lies between the Oceanus Procellarum to the west and Mare Insularum in the east. To the southeast is the crater Encke....	31 km	Johannes Kepler Johannes Kepler Johannes Kepler was a German mathematician, astronomer and astrologer. A key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary motion, codified by later astronomers, based on his works Astronomia nova, Harmonices Mundi, and Epitome of Copernican...  (1571–1630)
Khvol'son Khvol'son (crater) Khvol'son is a crater on the far side of the Moon. It lies just to the east-southeast of the large walled plain Pasteur. Less than a crater diameter to the north-northeast of Khvol'son is the crater Meitner, and just to the east-southeast lies Kondratyuk....	54 km	Orest Daniilovich Khvol'son Orest Khvolson Orest Danilovich Khvolson or Chwolson was a Russian physicist and honorary member of the Soviet Academy of Sciences...  (1852–1934)
Kibal'chich Kibal'chich (crater) Kibal'chich is a crater on the Moon's far side. It lies to the northeast of the large walled plain Korolev, and is attached to the southeastern outer rim of the crater Tsander....	92 km	Nikolaj Ivanovich Kibal'chich (1853–1881)
Kidinnu Kidinnu (crater) Kidinnu is an impact crater on the Moon's far side. It lies to the south of the crater H. G. Wells and to the southeast of Cantor.This is a somewhat unevenly formed crater with an outer rim that forms a rounded polygon. The inner wall varies in width, with the narrowest stretch along the...	56 km	Kidinnu Kidinnu Kidinnu was a Chaldean astronomer and mathematician. Strabo of Amaseia called him Kidenas, Pliny the Elder Cidenas, and Vettius Valens Kidynas....  (unknown-circa 343 BC).
Kies Kies (crater) Kies is the remnant of a lunar crater that has been flooded by basaltic lava, leaving only a remnant of the outer rim. It is located in the Mare Nubium almost due south of the crater Bullialdus. Northwest of Kies is König. To the south-southwest lies a lunar dome structure designated Kies Pi...	45 km	Johann Kies Johann Kies Johann Kies was a German astronomer and mathematician. Born in Tübingen, Kies worked in Berlin in 1751 alongside Jérôme Lalande in order to make observations on the lunar parallax in concert with those of Nicolas Louis de Lacaille at the Cape of Good Hope.From 1742 to 1754, at the recommendation...  (1713–1781)
Kiess Kiess (crater) Kiess is a lunar crater next to the southern border of the Mare Smythii, near the eastern limb of the Moon. It is located to the east of the crater Kästner, and to the north of Dale and Kreiken....	63 km	Carl Clarence Kiess Carl Clarence Kiess Carl Clarence Kiess was an American astronomer.While working at the Lick Observatory on July 6, 1911, Kiess discovered comet C/1911 N1, which was named after him....  (1887–1967)
Kimura Kimura (crater) Kimura is a small impact crater that is located on the Moon's far side, beyond the southeastern limb. It lies to the west-northwest of the crater Fechner, along the northeastern rim of an unnamed basin in the surface....	28 km	Hisashi Kimura Hisashi Kimura was a Japanese astronomer originally from Kanazawa, Ishikawa.He devoted his career to the study and measurement of variation in latitude, building upon the work of Seth Carlo Chandler, who discovered the Chandler wobble. He was director of the International Latitude Observatory at Mizusawa,...  (1870–1943)
Kinau Kinau (crater) Kinau is a small, eroded lunar crater that is located in the low southern latitudes of the Moon. It lies to the southeast of the crater Jacobi, and about equally far to the north-northwest of Pentland. It is 42 kilometers in diameter and two kilometers deep...	41 km >	Adolph Gottfried Kinau Adolph Gottfried Kinau Adolph Gottfried Kinau was a German Protestant minister and astronomer.Born in Aschersleben into a family of ministers and teachers, he studied theology in Halle and Magdeburg from 1833 to 1840. Until 1851, he had several appointments as teacher. Till 1861 he was minister in Rohr in Thuringia...  (1814–1887)
King King (crater) King is a prominent lunar impact crater that is located on the far side of the Moon, and can not be viewed directly from Earth. It forms a pair with Ibn Firnas, which is only slightly larger and is attached to the northeast rim of King...	76 km	Arthur Scott King Arthur Scott King Arthur Scott King was an American physicist and astrophysicist.He was born in Jerseyville, Illinois, the son of Robert Andrew and Miriam Munson King. In 1883 the family moved to Santa Rosa, California in an attempt to alleviate their son Arthur's chronic asthma...  (1876–1957)
		Edward Skinner King Edward Skinner King Edward Skinner King was an American astronomer.In 1887 he graduated from Hamilton College and joined the staff of the Harvard Observatory, where he supervised the photographic imaging and related work. He became a pioneer and authority on the process of photographic photometry...  (1861–1931)
Kira	3 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  female name)
Kirch Kirch (crater) Kirch is a small lunar impact crater in the eastern part of the Mare Imbrium, a large lunar mare in the northwest quadrant of the Moon. This is a relatively solitary formation with the nearest comparable crater being Piazzi Smyth to the northeast. Notable features in the vicinity are the Montes...	11 km	Gottfried Kirch Gottfried Kirch Gottfried Kirch was a German astronomer. The son of a shoemaker in Guben, Electorate of Saxony, Kirch first worked as a calendar-maker in Saxonia and Franconia. He began to learn astronomy in Jena, and studied under Hevelius in Danzig...  (1639–1710)
Kircher Kircher (crater) Kircher is a lunar crater that is located in the south-southwestern part of the Moon, near the southern limb. In this position the crater appears foreshortened when viewed from the Earth...	72 km	Athanasius Kircher Athanasius Kircher Athanasius Kircher was a 17th century German Jesuit scholar who published around 40 works, most notably in the fields of oriental studies, geology, and medicine...  (1601–1680)
Kirchhoff Kirchhoff (crater) Kirchhoff is a small lunar impact crater that is located in the northern part of the Montes Taurus range. It lies to the west of the crater Newcomb, and southeast of the crater pair of Hall and G. Bond....	24 km	Gustav Kirchhoff Gustav Kirchhoff Gustav Robert Kirchhoff was a German physicist who contributed to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects...  (1824–1887)
Kirkwood Kirkwood (crater) Kirkwood is a well-formed lunar impact crater that is located on the far side of the Moon, on the northern hemisphere. It lies just to the northeast of the crater Sommerfeld, and Hippocrates is located to the east-northeast....	67 km	Daniel Kirkwood Daniel Kirkwood Daniel Kirkwood was an American astronomer.Born in Harford County, Maryland, he was graduated in mathematics from the York County Academy in York, Pennsylvania in 1838...  (1814–1895)
Klaproth Klaproth (crater) Klaproth is an old lunar crater that lies in the rugged southern highlands of the Moon's near side. Due to its location, this crater appears significantly foreshortened when viewed from the Earth...	119 km	Martin Heinrich Klaproth Martin Heinrich Klaproth Martin Heinrich Klaproth was a German chemist.Klaproth was born in Wernigerode. During a large portion of his life he followed the profession of an apothecary...  (1743–1817)
Klein Klein (crater) Klein is a lunar impact crater that is located across the western rim of the larger crater Albategnius, in the central highlands region of the Moon....	44 km	Hermann Joseph Klein Hermann Joseph Klein Hermann Joseph Klein was a German astronomer, author and professor. Born in Cologne, Germany on September 14, 1844, he attained his doctorate from the University of Cologne in 1874, and taught at the school...  (1844–1914)
Kleymenov Kleymenov (crater) Kleymenov is a crater on the far side of the Moon. It is located near the east-northeastern outer wall of the huge walled plain Apollo, and to the west-northwest of the large crater Chebyshev. To the north is Mariotte....	55 km	Ivan Terentyevich Kleymenov (1898–1938)
Klute Klute (crater) Klute is a crater on the Moon's far side. It lies to the southeast of the larger walled plain Fowler, and east of the crater Gadomski. Klute is a heavily worn crater with multiple smaller craters along the outer rim. A crater occupies the northwestern interior floor and lies nested against the...	75 km	Daniel O. Klute (1921–1964)
Knox-Shaw Knox-Shaw (crater) Knox-Shaw is a small lunar impact crater that is located near the eastern limb of the Moon, and lies on the eastern floor of the walled plain Banachiewicz....	12 km	Harold Knox-Shaw Harold Knox-Shaw Harold Knox-Shaw was an English astronomer.He was born in St Leonards-on-Sea, Sussex as the oldest of four siblings. During his youth he earned scholarships to Wellington College in Berkshire and to Trinity Hall, Cambridge, from which he graduated in 1907 ranked as Sixth Wrangler...  (1885–1970)
Koch Koch (crater) Koch is a crater on the far side of the Moon. It lies in the southern hemisphere, to the south-southeast of the walled plain Jules Verne. Attached to the northeastern rim of Koch by a neck of uneven terrain is the crater Lundmark. Less than one crater diameter to the south of Koch is Crocco.This...	95 km	Robert Koch Robert Koch Heinrich Hermann Robert Koch was a German physician. He became famous for isolating Bacillus anthracis , the Tuberculosis bacillus and the Vibrio cholerae and for his development of Koch's postulates....  (1843–1910)
Kocher Kocher (crater) Kocher is a lunar impact crater located on the lunar far side near the southern pole. The crater is located Southeast of the Ashbrook and Drygalski craters. Kocher was adopted and named after Swiss physician Emil Kocher by the IAU in 2009.-External links:...	21.7 km	Emil Kocher (1841–1917)
Kohlschütter Kohlschütter (crater) Kohlschütter is a lunar crater that cannot be viewed directly from the Earth as it lies on the Moon's far side. It is located a couple of hundred kilometers to the southeast of the Mare Moscoviense, and due south of the smaller crater Nagaoka...	53 km	Arnold Kohlschütter Arnold Kohlschütter Ernst Arnold Kohlschütter was a German astronomer and astrophysicist from Halle.In 1908 he was awarded his Ph.D. from the University of Göttingen....  (1883–1969)
Kolhörster Kolhörster (crater) Kolhörster is a lunar crater that is located on the moon's far side. It lies about a crater-diameter to the south-southeast of the crater Kamerlingh Onnes, and to the northeast of the crater Michelson. To the south of Kolhörster is an area marked with crater chains formed from secondary impacts...	97 km	Werner Kolhörster Werner Kolhörster Werner Heinrich Gustav Kolhörster was a German physicist and a pioneer of research into cosmic rays.Kolhörster was born in Schwiebus , Province of Brandenburg...  (1887–1946)
Komarov Komarov (crater) Komarov is a lunar crater that lies across the southeastern edge of Mare Moscoviense, on the northern hemisphere of the far side of the Moon. It is a complex feature with an irregular appearance....	78 km	Vladimir M. Komarov (1927–1967)
Kondratyuk Kondratyuk (crater) Kondratyuk is a worn crater on the Moon's far side. It is located to the west-northwest of the large walled plain Fermi, and to the northeast of the crater Hilbert. To the north-northwest is Meitner, and to the northeast lies Langemak....	108 km	Yurij V. Kondratyuk Yuri Kondratyuk Yuri Vasilievich Kondratyuk , was a follower, supporter and founder of cosmism, pioneer of astronautics and spaceflight. He was a theoretician and a visionary who, in the early twentieth century, foresaw ways of reaching the moon...  (1897–1942)
König König (crater) König is a lunar crater on the southwest Mare Nubium. It lies to the southwest of the prominent crater Bullialdus, and northwest of the flooded Kies. The rim of König is somewhat polygonal in outline, with a small outward bulge to the south and only a slight outer rampart. The crater interior is...	23 km	Rudolf König Rudolf König Rudolf König was an Austrian merchant, amateur astronomer and selenographer.He was born in Vienna and received his technical education in Leipzig...  (1865–1927)
Konoplev Konoplev (crater) Konoplev is a small lunar crater that is located on the Moon's far side. It lies less than a crater diameter to the west of the satellite crater Ellerman Q. Ellerman itself is located farther to the northeast...	25 km	B. T. Konoplev (1912–1960)
Konstantinov Konstantinov (crater) Konstantinov is a lunar impact crater that is located to the southeast of the Mare Moscoviense, on the far side of the Moon. To the west of Konstantinov is the smaller crater Nagaoka, and to the south-southeast is the small Van Gent....	75 km	Konstantin Ivanovich Konstantinov (1817–1871)
Kopff Kopff (crater) Kopff is a lunar crater that lies along the eastern edge of the inner Mare Orientale impact basin, on the western limb of the Moon. In this position the crater is seen from on edge from the Earth, and its visibility is affected by libration...	41 km	August Kopff August Kopff August Kopff was a German astronomer who discovered several comets and asteroids. He worked in Heidelberg, then joined the Humboldt University of Berlin where he became the Director of the Institute for Astronomical Calculation.He discovered some comets, including periodic comet 22P/Kopff and the...  (1882–1960)
Korolev Korolev (lunar crater) Korolev is a large lunar crater of the walled plain type, named for Soviet rocket engineer Sergey Korolyov. It lies on the far side of the Moon, and the northern part of its floor crosses the lunar equator...	437 km	Sergei P. Korolev (1906–1966)
Kosberg Kosberg (crater) Kosberg is a small lunar crater that is located near the middle of the huge walled plain Gagarin, which lies on the far side of the Moon and cannot be viewed directly from the Earth. Kosberg is a flat-bottomed crater with a circular outer rim, simple sloping inner walls, and a somewhat lumpy...	15 km	Semyon Ariyevich Kosberg (1903–1965)
Kostinskiy Kostinskiy (crater) Kostinsky is a lunar crater on the far side of the Moon. It is nearly attached to the northeastern outer rim of the crater Guyot. About one crater diameter to the southeast is Ostwald, and farther to the north is Olcott....	75 km	Sergey K. Kostinskiy (1867–1937)
Koval'skiy Koval'skiy (crater) Koval'skiy is a crater on the far side of the Moon. It lies about one crater diameter to the southeast of the prominent Sklodowska, and to the north-northwest of Bowditch and Lacus Solitudinis, a small lunar mare....	49 km	Marian Albertovich Koval'skiy (1821–1884)
Kovalevskaya Kovalevskaya (crater) Kovalevskaya is a prominent lunar impact crater that is located on the Moon's far side. It lies to the southwest of the larger walled plain Landau. To the south of Kovalevskaya are the craters Poynting and Fersman....	115 km	Sofia V. Kovalevskaya Sofia Kovalevskaya Sofia Vasilyevna Kovalevskaya , was the first major Russian female mathematician, responsible for important original contributions to analysis, differential equations and mechanics, and the first woman appointed to a full professorship in Northern Europe.She was also one of the first females to...  (1850–1891)
Kozyrev Kozyrev (crater) Kozyrev is an impact crater on the far side of the Moon. It lies to the south-southeast of the crater Carver, and to the southwest of the Roche–Pauli crater pair....	65 km	Nikolay Alexandrovich Kozyrev (1908–1983)
Krafft Krafft (crater) Krafft is a prominent lunar impact crater located near the western edge of the Oceanus Procellarum. To the north is the lava-flooded walled plain Eddington. Almost due south is the crater Cardanus, and the two are connected by a 60-kilometer-long chain of craters known as the Catena Krafft.Krafft...	51 km	Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft was a German astronomer and physicist. He is the namesake of the lunar crater Krafft which has a diameter of 51 km.-External links:*...  (1743–1814)
Kramarov Kramarov (crater) Kramarov is a small lunar impact crater that is located on the far side of the Moon. It lies just beyond the western limb, at the far edge of the region that is brought into view during favorable librations...	20 km	Grigory Moiseevich Kramarov (1887–1970)
Kramers Kramers (crater) Kramers is an old lunar crater that is located on the northern hemisphere on the far side of the Moon. It lies some distance to the west of the larger crater Coulomb, and to the northwest of the smaller Weber....	61 km	Hendrik Anthony Kramers Hendrik Anthony Kramers Hendrik Anthony "Hans" Kramers was a Dutch physicist.-Background and education:...  (1894–1952)
Krasnov Krasnov (crater) Krasnoff is a lunar impact crater that is located in the southeastern part of the Montes Cordillera range, near the southwest limb of the Moon. From the Earth this crater appears foreshortened, and visibility can be affected by libration...	40 km	Aleksander V. Krasnov (1866–1907)
Krasovskiy Krasovskiy (crater) Krasovsky is an impact crater on the far side of the Moon. It is located about three crater diameters to the north-northwest of Daedalus. It is otherwise relatively isolated from impact craters of note, with the nearest comparable feature being Tiselius to the west-northwest.The rim of this crater...	59 km	Feodosiy N. Krasovskiy (1878–1948)
Kreiken Kreiken (crater) Kreiken is a small lunar crater that is located near the eastern limb of the Moon. It lies to the south of the crater Kiess and the Mare Smythii. Just to the south-southwest is the smaller crater Elmer, and to the west is Dale....	23 km	Edberg Adrian Kreiken (1896–1964)
Krieger Krieger (crater) Krieger is a lunar crater on the eastern part of the Oceanus Procellarum. It is located to the north-northwest of the flooded crater Prinz, and north-northeast of the prominent ray crater Aristarchus. To the northwest lies the small Wollaston....	22 km	Johann Nepomuk Krieger Johann Nepomuk Krieger Johann Nepomuk Krieger was a draftsman and selenographer. The crater Krieger on the Moon is named in his honor.Krieger was born in Bavaria, the son of a master brewer. At an early age he gained an interest in astronomy. He only received school education up to the age of 15, when he departed...  (1865–1902)
Krogh Krogh (crater) Krogh is a small lunar impact crater that is located in the eastern part of the Moon, to the southeast of the crater Auzout. This crater was previously designated Auzout B before being given a name by the IAU. The crater is roughly circular and bowl-shaped, with an inner wall that is wider in the...	19 km	Schack August Steenberg Krogh (1874–1949)
Krusenstern Krusenstern (crater) Krusenstern is a lunar crater that lies amidst the battered terrain in the southern part of the Moon's near side. Nearly attached to the east-southeast rim is the crater Apianus. Less than one crater diameter to the southwest is the prominent Werner. Krusenstern is intruding into a large circular...	47 km	Baron von Adam Johann Krusenstern (1770–1846)
Krylov Krylov (crater) Krylov is a lunar crater on the far side of the Moon. It lies about one crater diameter to the northwest of Cockroft, and due west of Evershed....	49 km	Alexei Krylov Alexei Krylov Aleksey Nikolaevich Krylov was a Russian naval engineer, applied mathematician and memoirist.-Biography:Alexei Nikolaevich Krylov was born on August 3 O.S., 1863 to the family of an Army Artillery officer in a village Akhmatovo near town Alatyr of the Simbirsk Gubernia in Russia...  (1863–1945)
Kugler Kugler (crater) Kugler is a lunar crater that lies in the southern hemisphere on the far side of the Moon. It is located just past the southeast limb of the Moon's surface, in the proximity of the libration zone that is occasionally brought into sight...	65 km	Franz Xaver Kugler Franz Xaver Kugler Franz Xaver Kugler was a German chemist, mathematician, Assyriologist, and Jesuit priest.Kugler was born in Königsbach, Palatinate, then part of the Kingdom of Bavaria. He earned a Ph.D. in chemistry in 1885, and the following year he entered the Jesuits. By 1893 he had been ordained as a priest...  (1862–1929)
Kuhn Kuhn (crater) Kuhn is a lunar impact crater located on the lunar far side near the Northern lunar pole. The crater is located East of the Kocher crater, Southeast of the prominent Ashbrook crater and just North of the southern lunar pole. Kuhn was adopted and named after German chemist Henry Kuhn by the IAU in...	16.0 km	Richard Kuhn Richard Kuhn Richard Kuhn was an Austrian-German biochemist, Nobel laureate, and Nazi collaborator.-Early life:Kuhn was born in Vienna, Austria where he attended grammar school and high school. His interest in chemistry surfaced early; however he had many interests and decided late to study chemistry...  (1900–1967)
Kuiper Kuiper (lunar crater) Kuiper is a small lunar impact crater in a relatively featureless part of the Mare Cognitum. It is a circular, cup-shaped feature with only some minor wear. This crater was previously identified as Bonpland E before being renamed by the IAU...	6 km	Gerard Peter Kuiper Gerard Kuiper Gerard Peter Kuiper , Netherlands – December 24, 1973, Mexico City) was a Dutch-American astronomer after whom the Kuiper belt was named.-Early life:...  (1905–1973)
Kulik Kulik (crater) Kulik is a lunar impact crater that lies on the northern hemisphere of the Moon's far side. The outer rim of this crater has been heavily impacted, particularly along the northern side which is almost entirely overlain by a pair of smaller craters...	58 km	Leonid Alekseevich Kulik (1883–1942)
Kundt Kundt (crater) Kundt is a small, bowl-shaped lunar impact crater in the northern section of the Mare Nubium. It has a raised rim and is not significantly worn due to impact erosion. This crater lies part way between Guericke to the west and Davy in the east....	10 km	August Kundt August Kundt August Adolf Eduard Eberhard Kundt was a German physicist.-Biography:Kundt was born at Schwerin in Mecklenburg. He began his scientific studies at Leipzig, but afterwards went to Berlin University. At first he devoted himself to astronomy, but coming under the influence of H. G...  (1839–1894)
Kunowsky Kunowsky (lunar crater) Kunowsky is a small lunar crater on the Mare Insularum, in the western half of the Moon's near side. It lies about one third the distance from Encke to the west-northwest and Lansberg to the east-southeast....	18 km	Georg Karl Friedrich Kunowsky George K. Kunowsky Georg Karl Friedrich Kunowsky was a German lawyer who was also a talented amateur astronomer.He made observations of Mars with an 11 cm achromatic refractor telescope made by Joseph von Fraunhofer, which was one of the first times that achromatic refractors were used for planetary...  (1786–1846)
Kuo Shou Ching Kuo Shou Ching (crater) Kuo Shou Ching is a small lunar impact crater that is located in the northwestern part of the walled plain Hertzsprung, on the far side of the Moon. This is an oval-shaped crater that is elongated along the north–south axis. The rim edge is well-defined and not noticeably eroded. The inner walls...	34 km	Kuo Shou Ching (1231–1316)
Kurchatov Kurchatov (crater) Kurchatov is a lunar impact crater that is located on the Moon's far side. It is just to the southwest of the crater Wiener, and farther to the southeast of Bridgman...	106 km	Igor' Vasil'evich Kurchatov Igor Kurchatov Igor Vasilyevich Kurchatov , was a Soviet nuclear physicist who is widely known as the director of the Soviet atomic bomb project. Along with Georgy Flyorov and Andrei Sakharov, Kurchatov is widely remembered and dubbed as the "father of the Soviet atomic bomb" for his directorial role in the...  (1903–1960)

This is a subset

Subset

In mathematics, especially in set theory, a set A is a subset of a set B if A is "contained" inside B. A and B may coincide. The relationship of one set being a subset of another is called inclusion or sometimes containment...

 of the list of craters on the Moon. Where a crater

Impact crater

In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...

 formation has associated satellite

Satellite

In the context of spaceflight, a satellite is an object which has been placed into orbit by human endeavour. Such objects are sometimes called artificial satellites to distinguish them from natural satellites such as the Moon....

 craters, these are detailed on the main crater description pages.

G

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
G. Bond G. Bond (crater) G. Bond is a small lunar impact crater to the south of the Lacus Somniorum, a small lunar mare in the northeast part of the Moon's near side. It lies to the east of the larger crater Posidonius, and to the south of the flooded crater remnant Hall...	20 km	George Phillips Bond George Phillips Bond George Phillips Bond was an American astronomer. He was the son of William Cranch Bond. Some sources give his year of birth as 1826....  (1826–1865)
Gadomski Gadomski (crater) Gadomski is a lunar crater on the far side of the Moon. It is located to the south of the much larger crater Fowler, and to the west of Klute.This crater, like many features on the Moon, has an eroded outer rim that has been modified by subsequent impacts...	65 km	Jan Gadomski Jan Gadomski Jan Gadomski was a Polish astronomer.At the Jagiellonian University Observatory he made systematic observations of eclipsing binary stars.The crater Gadomski on the Moon is named after him.-External links:* ....  (1889–1966)
Gagarin Gagarin (crater) Gagarin is a large lunar impact crater that is located in the southern hemisphere on the far side of the Moon. To the southwest is the crater Pavlov and to the northeast lies Keeler. Closer to the rim are the craters Levi-Civita to the southwest, and Beijerinck to the north-northeast. Isaev lies...	265 km	Yuri Gagarin Yuri Gagarin Yuri Alekseyevich Gagarin was a Soviet pilot and cosmonaut. He was the first human to journey into outer space, when his Vostok spacecraft completed an orbit of the Earth on April 12, 1961....  (1934–1968)
Galen Galen (crater) Galen is a small lunar impact crater that lies in the rugged region between the Montes Apenninus range to the west and the Montes Haemus in the east. It is located to the south-southeast of the crater Aratus, a slightly larger formation. Further to the west is the crater Conon, near the flanks of...	10 km	Claudius Galen (circa 129-200)
Galilaei Galilaei (lunar crater) Galilaei is a lunar impact crater located in the western Oceanus Procellarum. Some distance to the southeast is the crater Reiner, while to the south-southwest is Cavalerius. Northeast of the crater is a meandering rille named the Rima Galilaei...	15 km	Galileo Galilei Galileo Galilei Galileo Galilei , was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism...  (1564–1642)
Galle Galle (lunar crater) Galle is a small lunar crater on the Mare Frigoris, to the north-northeast of the prominent crater Aristoteles. The formation is nearly circular, with a sharp-edged rim and little appearance of erosion...	21 km	Johann Gottfried Galle Johann Gottfried Galle Johann Gottfried Galle was a German astronomer at the Berlin Observatory who, on 23 September 1846, with the assistance of student Heinrich Louis d'Arrest, was the first person to view the planet Neptune, and know what he was looking at...  (1812–1910)
Galois Galois (crater) Galois is a large lunar crater on the far side of the Moon. Features of this class are commonly termed walled plains, due to their appearance and dimension. It is located just to the southeast of another huge walled plain, Korolev, a formation nearly double the diameter of Galois...	222 km	Évariste Galois Évariste Galois Évariste Galois was a French mathematician born in Bourg-la-Reine. While still in his teens, he was able to determine a necessary and sufficient condition for a polynomial to be solvable by radicals, thereby solving a long-standing problem...  (1811–1832)
Galvani Galvani (crater) Galvani is a lunar crater that lies close to the northwestern limb of the Moon, due south of the larger walled plain Volta. It partly overlies the southeast rim of the crater Langley, which occupies half the gap between Volta and Galvani...	80 km	Luigi Galvani Luigi Galvani Luigi Aloisio Galvani was an Italian physician and physicist who lived and died in Bologna. In 1791, he discovered that the muscles of dead frogs legs twitched when struck by a spark...  (1737–1798)
Gambart Gambart (crater) Gambart is a small lunar crater on the Mare Insularum, near the central region of the Moon. It can be located to the south-southeast of the prominent ray crater Copernicus. In the past, the floor of Gambart has been flooded with lava, leaving a relatively flat surface surrounded by a smooth but...	25 km	Jean Félix Adolphe Gambart Jean Félix Adolphe Gambart Jean-Félix Adolphe Gambart was a French astronomer.He was born in Sète in Hérault department, the son of a sea captain. His intelligence was noticed at a young age by Alexis Bouvard, who persuaded him to join the astronomy profession...  (1800–1836)
Gamow Gamow (crater) Gamow is a large lunar crater on the far side of the Moon. It is located in the northern hemisphere, to the southeast of the walled plain Schwarzschild....	129 km	George Gamow George Gamow George Gamow , born Georgiy Antonovich Gamov , was a Russian-born theoretical physicist and cosmologist. He discovered alpha decay via quantum tunneling and worked on radioactive decay of the atomic nucleus, star formation, stellar nucleosynthesis, Big Bang nucleosynthesis, cosmic microwave...  (1904–1968)
Ganskiy Ganskiy (crater) Ganskiy is a lunar crater that is located on the far side of the Moon. It lies to the southeast of the walled plain Hirayama.The rim of this crater is roughly circular, with a slight hexagonal appearance. There is some wear along the rim, particularly along the southwest where a pair of small...	43 km	Aleksey P. (Hansky) Ganskiy  (1870–1908)
Ganswindt Ganswindt (crater) Ganswindt is a lunar crater that lies near the southern pole of the Moon's far side. It is attached to the southwestern exterior of the huge walled plain Schrödinger. Ganswindt partly overlies the smaller crater Idel'son to the south....	74 km	Hermann Ganswindt Hermann Ganswindt Hermann Ganswindt was a German inventor and spaceflight scientist, whose inventions are thought to have been ahead of his time....  (1856–1934)
Garavito Garavito (crater) Garavito is a lunar crater that is located in the southern hemisphere on the Moon's far side. It lies to the north-northwest of the huge walled plain Poincaré, and to the west of the crater Chrétien. It takes its name in honor of the Colombian astronomer Julio Garavito Armero.This crater has a worn...	74 km	Julio Garavito Armero Julio Garavito Armero Julio Garavito Armero was a Colombian astronomer.Born in Bogotá, he was a child prodigy in science and mathematics. He obtained his degrees as mathematician and civil engineer in the Escuela Nacional de Ingeniería...  (1865–1920)
Gardner Gardner (crater) Gardner is a small lunar impact crater in the northeast part of the Moon. It lies due east of the crater Vitruvius, in a section of rough terrain to the north of the Mare Tranquillitatis, and is names after the famous Ellisvillian man Tyler Gardner. This crater was previously designated Vitruvius A...	18 km	Irvine Clifton Gardner Irvine Clifton Gardner Dr. Irvine Clifton Gardner was an American physicist.In 1921 he joined the National Bureau of Standards, and in 1950 became chief of the Division of Optics and Meteorology. He was the president of the Optical Society of America in 1958....  (1889–1972)
Gärtner Gärtner (crater) Gärtner is the lava-flooded remnant of a crater in the northeast part of the Moon. It is located on the northern edge of the Mare Frigoris. The southern half of the formation is completely missing, and Gärtner forms a semi-circular basin along the edges of the lunar mare...	115 km	Christian Gärtner Christian Gärtner Christian Gärtner was a German telescope maker and astronomer, noted for his observation of the 1758 return of Halley's Comet....  (circa 1750-1813)
Gassendi Gassendi (crater) Gassendi is a large lunar crater feature located at the northern edge of Mare Humorum. The formation has been inundated by lava during the formation of the mare, so only the rim and the multiple central peaks remain above the surface. The outer rim is worn and eroded, although it retains a...	101 km	Pierre Gassendi Pierre Gassendi Pierre Gassendi was a French philosopher, priest, scientist, astronomer, and mathematician. With a church position in south-east France, he also spent much time in Paris, where he was a leader of a group of free-thinking intellectuals. He was also an active observational scientist, publishing the...  (1592–1655)
Gaston	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  male name)
Gaudibert Gaudibert (crater) Gaudibert is a lunar crater that lies along the northeast edge of Mare Nectaris in the eastern part of the Moon's near side. Just to the east is the Montes Pyrenaeus mountain chain, and to the northeast beyond the mountains is the crater Gutenberg...	34 km	Casimir Marie Gaudibert Casimir Marie Gaudibert Casimir Marie Gaudibert was a French amateur astronomer and selenographer.Gaudibert produced a map of the Moon in 1887. Under the direction of Camille Flammarion, Emile Bertaux subsequently produced a globe of the moon based on Gaudibert's lunar map.The crater Gaudibert on the Moon is named after...  (1823–1901)
Gauricus Gauricus (crater) Gauricus is a lunar crater that is located in the rugged southern part of the Moon's near side. Nearly attached to the western rim is the heavily eroded crater Wurzelbauer, and to the north-northwest lies Pitatus....	79 km	Luca Gaurico Luca Gaurico Luca Gaurico was an Italian astrologer, astronomer, and mathematician. He was born to a poor family in the Kingdom of Naples, and studied judicial astrology, a subject he defended in his Oratio de Inventoribus et Astrologiae Laudibus...  (1476–1558)
Gauss Gauss (crater) Gauss is a large lunar crater, named after Carl Friedrich Gauss, that is located near the northeastern limb of the Moon's near side. It belongs to a category of lunar formations called a walled plain, meaning that it has a diameter of at least 110 kilometers, with a somewhat sunken floor and little...	177 km	Carl Friedrich Gauss Carl Friedrich Gauss Johann Carl Friedrich Gauss was a German mathematician and scientist who contributed significantly to many fields, including number theory, statistics, analysis, differential geometry, geodesy, geophysics, electrostatics, astronomy and optics.Sometimes referred to as the Princeps mathematicorum...  (1777–1855)
Gavrilov Gavrilov (crater) Gavrilov is a lunar impact crater on the far side of the Moon. It lies to the south of the heavily eroded crater Vernadskiy, and north of Vetchinkin.This is a circular and relatively symmetric crater formation with some erosion of the outer rim...	60 km	Aleksandr I. Gavrilov (1884–1955)
		Igor B. Gavrilov (1928–1982)
Gay-Lussac Gay-Lussac (crater) Gay-Lussac is a lunar crater located to the north of the prominent crater Copernicus, in the southern foothills of the Montes Carpatus range. The rim of the crater is slightly distorted, although generally circular. The inner floor is flat but rough, with no central peak. There are a pair of small...	26 km	Joseph-Louis Gay-Lussac (1778–1850)
Geber Geber (crater) Geber is a lunar impact crater that is located in the rugged south-central highlands of the Moon. It lies half way between the crater Almanon to the north-northeast and the crater pair of Azophi and Abenezra to the south-southwest. Farther to the southeast is Sacrobosco...	44 km	Jabir ibn Aflah Jabir ibn Aflah Abū Muḥammad Jābir ibn Aflaḥ was a Muslim astronomer and mathematician from Seville, who was active in 12th century Andalusia. His work Iṣlāḥ al-Majisṭi influenced Islamic, Jewish and Christian astronomers....  (unknown-circa 1145)
Geiger Geiger (crater) Geiger is a lunar crater on the far side of the Moon. It lies to the southwest of the much larger walled plain Keeler, and slightly farther to the northeast of the huge walled plain Gagarin. To the south is the crater Cyrano....	34 km	Johannes Hans Wilhelm Geiger (1882–1945)
Geissler Geissler (crater) Geissler is a small lunar impact crater that lies on the northern floor of the much larger walled plain Gilbert, near the eastern limb of the Moon. Just to the northeast of this crater, attached to the outer rim of Gilbert, is the crater pair of Weierstrass and Van Vleck.The rim of Geissler is...	16 km	Heinrich Geissler Heinrich Geissler Johann Heinrich Wilhelm Geißler was a German physicist and inventor of the Geissler tube, a low pressure gas-discharge tube made of glass....  (1814–1879)
Geminus Geminus (crater) Geminus is a lunar impact crater that is located near the northeast limb of the visible Moon. In this position the crater appears oval in shape due to foreshortening, but it is actually more nearly circular in form...	85 km	Geminus Geminus Geminus of Rhodes , was a Greek astronomer and mathematician, who flourished in the 1st century BC. An astronomy work of his, the Introduction to the Phenomena, still survives; it was intended as an introductory astronomy book for students. He also wrote a work on mathematics, of which only...  (unknown-circa 70 BC)
Gemma Frisius Gemma Frisius (crater) Gemma Frisius is a lunar crater that is located in the rugged southern highlands of the Moon. It lies to the north of the walled plain Maurolycus, and southeast of the smaller crater Poisson. The crater Goodacre is attached to the northeast rim....	87 km	Gemma Frisius Gemma Frisius Gemma Frisius , was a physician, mathematician, cartographer, philosopher, and instrument maker...  (1508–1555)
Gerard Gerard (crater) Gerard is a lunar crater that lies along the western edge of the Oceanus Procellarum near the northwest limb of the Moon's near side. It is located to the north-northwest of the crater von Braun, and northeast of Bunsen...	90 km	Alexander Gerard Alexander Gerard Alexander Gerard , philosophical writer, son of Rev. Gilbert Gerard, was educated at Aberdeen, where he became Professor, first of Natural Philosophy at Marischal College in 1750, and afterwards between 1760–1771 of Divinity, taking up the post of Professor of Divinity at King's College in 1771. As...  (1792–1839)
Gerasimovich Gerasimovich (crater) Gerasimovich is a lunar crater on the far side of the Moon. It lies beyond the western limb, to the west-northwest of the immense Mare Orientale impact basin. The outer blanket of ejecta from this impact reaches nearly to the rim of Gerasimovich...	86 km	Boris P. Gerasimovich Boris Gerasimovich Boris Petrovich Gerasimovich was a Russian and Soviet astronomer and astrophysicist.Gerasimovich was born in Kremenchuk .From 1917 until 1933 he worked at the Kharkov University observatory...  (1889–1937)
Gernsback Gernsback (crater) Gernsback is a lunar crater on the far side of the Moon. It is located in the northeastern part of the uneven Mare Australe, just behind the southeastern limb. During periods of favorable libration this feature can be brought into view of the Earth, but it is seen from the side and not much detail...	48 km	Hugo Gernsback Hugo Gernsback Hugo Gernsback , born Hugo Gernsbacher, was a Luxembourgian American inventor, writer, editor, and magazine publisher, best remembered for publications that included the first science fiction magazine. His contributions to the genre as publisher were so significant that, along with H. G...  (1884–1967)
Gibbs Gibbs (crater) Gibbs is a lunar impact crater that lies near the eastern limb of the Moon. It is situated less than a crater diameter to the northeast of the larger crater Hecataeus. The crater chain Catena Humboldt passes to the south of Gibbs, following a line to the northeast...	76 km	Josiah Willard Gibbs Josiah Willard Gibbs Josiah Willard Gibbs was an American theoretical physicist, chemist, and mathematician. He devised much of the theoretical foundation for chemical thermodynamics as well as physical chemistry. As a mathematician, he invented vector analysis . Yale University awarded Gibbs the first American Ph.D...  (1839–1903)
Gilbert Gilbert (lunar crater) Gilbert is a large lunar crater that lies near the eastern limb of the Moon. Due to its location this feature appears foreshortened when viewed from the Earth, limiting the amount of detail that can be observed...	112 km	Grove Karl Gilbert Grove Karl Gilbert Grove Karl Gilbert , known by the abbreviated name G. K. Gilbert in academic literature, was an American geologist....  (1843–1918)
		William Gilbert (1544–1603)
Gill Gill (lunar crater) Gill is a lunar crater that is located near the southeastern limb of the Moon. Due to its proximity to the edge of the Moon as seen from the Earth, this crater is viewed nearly from the side and it can become hidden from sight due to libration. The crater lies to the southwest of the irregular Mare...	66 km	David Gill (astronomer) David Gill (astronomer) Sir David Gill FRS was a Scottish astronomer who is known for measuring astronomical distances, for astrophotography, and for geodesy. He spent much of his career in South Africa.- Life and work :...  (1843–1914)
Ginzel Ginzel (crater) Ginzel is a lunar crater that is located on the far side of the Moon, just beyond the eastern limb. It is named after the Austrian astronomer Friedrich Karl Ginzel. It lies at the eastern edge of the Mare Marginis, in a region of the surface that is sometimes brought into sight of the Earth due to...	55 km	Friedrich Karl Ginzel Friedrich Karl Ginzel Friedrich Karl Ginzel was an Austrian astronomer.From 1877 Ginzel worked at the observatory in Vienna...  (1850–1926)
Gioja Gioja (crater) Gioia is a lunar crater that is located in the vicinity of the north pole of the Moon. It is named after the Italian inventor Flavio Gioia. As it lies so close to the northern limb, it is view nearly from the edge making difficult to observe from the Earth. The crater is attached to the southern...	41 km	Flavio Gioja Flavio Gioja Flavio Gioja or Gioia is reputed to have been an Italian mariner and inventor, although modern scholarship disputes that he ever, in fact, existed. He was supposedly a marine pilot and has traditionally been credited with perfecting the sailor's compass by suspending its needle over a...  (flourished 1302)
Giordano Bruno Giordano Bruno (crater) Giordano Bruno is a 22 km lunar impact crater on the far side of the Moon, just beyond the northeastern limb. At this location it lies in an area that can be viewed during a favorable libration, although at such times the area is viewed from the side and not much detail can be seen...	22 km	Giordano Bruno Giordano Bruno Giordano Bruno , born Filippo Bruno, was an Italian Dominican friar, philosopher, mathematician and astronomer. His cosmological theories went beyond the Copernican model in proposing that the Sun was essentially a star, and moreover, that the universe contained an infinite number of inhabited...  (1548–1600)
Glaisher Glaisher (crater) Glaisher is a lunar impact crater that is located in the region of terrain that forms the southwest border of Mare Crisium. It lies to the southwest of the lava-flooded crater Yerkes, and west-northwest of the Greaves–Lick crater pair...	15 km	James Glaisher James Glaisher James Glaisher FRS , was an English meteorologist and aeronaut.Born in Rotherhithe, the son of a London watchmaker, Glaisher was a Junior assistant at the Cambridge Observatory from 1833 to 1835 before moving to the Royal Greenwich Observatories, where he served as Superintendent of the Department...  (1809–1903)
Glauber Glauber (crater) Glauber is a small lunar crater that is located just to the north of the large walled plain Mendeleev, on the Moon's far side. This crater lies just outside the irregular rim of Mendeleev, but well within the outer skirt of ejecta. It is a circular crater with a rim that has not been significantly...	15 km	Johann Rudolf Glauber Johann Rudolf Glauber Johann Rudolf Glauber was a German-Dutch alchemist and chemist. Some historians of science have described him as one of the first chemical engineers...  (circa 1603-1670)
Glazenap Glazenap (crater) Glazenap is a lunar crater that is located on the Moon's far side. It lies to the south-southwest of the huge walled plain Mendeleev, and to the northwest of the crater Pannekoek. This crater is nearly circular, and has not been significantly eroded. However, a small crater lies across the...	43 km	Sergej Pavlovich von Glazenap (1848–1937)
Glushko Glushko (crater) Glushko is a young impact crater on the Moon attached to the western rim of the crater Olbers.Glushko possesses a relatively high albedo and is the focus of a prominent ray system that extends in all directions across the nearby surface. It has sharp, well-defined features that, combined with its...	43 km	Valentin Petrovitch Glushko (1908–1989)
Goclenius Goclenius (crater) Goclenius is a lunar crater that is located near the west edge of Mare Fecunditatis. It lies to the southeast of the lava-flooded crater Gutenberg, and north of Magelhaens. To the northwest is a parallel rille system that follow a course toward the northwest, running for a length of up to 240...	72 km	Rudolf Goclenius, Jr. Rudolf Goclenius, Jr. Rudolf Goclenius the Younger was a German physician and professor of physics, medicine and mathematics at the Philipps University of Marburg. He was the oldest son of Rudolph Goclenius, who was also professor of rhetoric, logic and ethics at Marburg.As a physician he worked on cures against the...  (1572–1621)
Goddard Goddard (crater) Goddard is a lunar crater that is located along the eastern limb of the Moon, and so is visible from the edge from Earth. It is best viewed during favorable librations when the orientation of the Moon brings it further into sight. The crater is located in the Mare Marginis, to the northeast of the...	89 km	Robert H. Goddard (1882–1945)
Godin Godin (crater) Godin is a lunar impact crater located just to the south of the crater Agrippa, on a rough upland region to the east of Sinus Medii. The ruined crater Tempel lies to the northeast, on the east side of Agrippa. Due south is the flooded remains of Lade....	34 km	Louis Godin Louis Godin Louis Godin was a French astronomer and member of the French Academy of Sciences. He worked in Peru, Spain, Portugal and France.-Biography:...  (1704–1760)
Goldschmidt Goldschmidt (crater) Goldschmidt is a large lunar crater of the variety commonly termed a walled plain. It lies in the northern part of the Moon's near side, and appears oval in shape due to foreshortening. The rim is actually relatively circular, although the western rim is overlain by the prominent crater Anaxagoras...	113 km	Hermann Goldschmidt (1802–1866)
Golgi Golgi (crater) Golgi is a tiny lunar impact crater located in the Oceanus Procellarum, over 150 kilometers to the north of the crater Schiaparelli. It is a circular, cup-shaped impact formation with an interior albedo that is higher than the surrounding dark lunar mare. This crater was previously designated...	5 km	Camillo Golgi Camillo Golgi Camillo Golgi was an Italian physician, pathologist, scientist, and Nobel laureate.-Biography:Camillo Golgi was born in the village of Corteno, Lombardy, then part of the Austrian Empire. The village is now named Corteno Golgi in his honour. His father was a physician and district medical officer...  (1843–1926)
Golitsyn Golitsyn (crater) Golitsyn is a lunar impact crater that lies beyond the western limb on the far side of the Moon. It is located in the southwestern portion of the Montes Rook mountain range that forms one of the rings around the Mare Imbrium impact site...	36 km	Boris Borisovich Golitsyn (1862–1916)
Golovin Golovin (crater) Golovin is a lunar impact crater that is located to the southeast of the walled plain Campbell. It lies in the northern hemisphere on the Moon's far side, and cannot be seen directly from the Earth...	37 km	Nicholas Erasmus Golovin (1912–1969)
Goodacre Goodacre (crater) Goodacre is a lunar impact crater. It is located in the rugged southern highlands on the Moon's near side, and is attached to the north-northeastern part of the exterior of Gemma Frisius, a heavily worn and much larger formation...	46 km	Walter Goodacre Walter Goodacre Walter Goodacre was a British businessman and amateur astronomer.He was the second Director of the Lunar Section of the British Astronomical Association. In 1910, he published a 77" diameter hand drawn map of the moon. In 1931, he published a larger book of maps of the moon's surface with...  (1856–1938)
Gore Gore (crater) Gore is a lunar impact crater located on the lunar near side near the northern pole. Major nearby features include Florey crater to the Southeast, Peary crater to the East-Northeast, and Byrd crater to the Southeast...	8.5 km	John Ellard Gore (1845–1910)
Gould Gould (crater) Gould is the remnant of a lunar crater formation that lies in the midst of the Mare Nubium, in the southwest quadrant of the Moon. It is located to the east-northeast of the prominent crater Bullialdus, and south of the crater remnant Opelt....	34 km	Benjamin Apthorp Gould Benjamin Apthorp Gould Benjamin Apthorp Gould was a pioneering American astronomer. He is notable for creating the Astronomical Journal, discovering the Gould Belt, and for founding of the Argentine National Observatory and the Argentine National Weather Service.-Biography:He was born in Boston, Massachusetts, son of...  (1824–1896)
Grace	1 km	(English female name)
Grachev Grachev (crater) Grachev is a lunar impact crater on the far side of the Moon. It lies to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta surrounding the Montes Cordillera mountain ring. Passing along the southwestern edge of Grachev is the Catena Michelson, a valley-like formation...	35 km	Andrej D. Grachev (1900–1964)
Graff Graff (lunar crater) Graff is a small lunar crater that lies along the southwestern limb of the Moon. It is located to the west of the Vallis Bouvard depression in the southern part of the ejecta blanket that surrounds the Mare Orientale impact basin...	36 km	Kasimir Romuald Graff Kasimir Graff Kasimir Romuald Graff was a German astronomer. He worked as an assistant at the Hamburg Observatory and became a professor at Hamburg in 1916. In 1928 he became director of the Vienna Observatory, Austria. When the Nazi government took over in Austria in 1938, he was forced to retire...  (1878–1950)
Grave Grave (crater) Grave is a lunar crater that lies in the northern interior floor of the huge walled plain Gagarin, on the far side of the Moon. It is located about 10 kilometers to the east-northeast of the larger crater Isaev, which covers the northwestern part of Gagarin's interior.Like many lunar craters, Grave...	40 km	Dmitry Aleksandrovich Grave (1863–1939)
		Ivan Platonovich Grave (1874–1960)
Greaves Greaves (crater) Greaves is a small lunar impact crater that lies near the southwest edge of Mare Crisium. It is a circular, bowl-shaped formation with a small interior floor at the center of the sloping inner walls. The crater is intruding into the northern edge of the lava-flooded crater Lick...	13 km	William Michael Herbert Greaves William Michael Herbert Greaves William Michael Herbert Greaves FRS was a British astronomer.He was born in Barbados, West Indies to Dr. E. C. Greaves, a medical doctor trained at Edinburgh University. William Greaves was educated first at Lodge School and Codrington College in Barbados then travelled to England to study at St...  (1897–1955)
Green Green (lunar crater) Green is a lunar impact crater on the Moon's far side. It lies just to the west of the huge walled plain Mendeleev, and is nearly joined with the west-northwestern edge of the crater Hartmann....	65 km	George Green George Green George Green was a British mathematical physicist who wrote An Essay on the Application of Mathematical Analysis to the Theories of Electricity and Magnetism...  (1793–1841)
Gregory Gregory (lunar crater) Gregory is a lunar crater on the far side of the Moon. It is located to the southeast of the crater Ibn Firnas, and north-northeast of Bečvář. About one crater diameter to the north is the smaller Morozov....	67 km	James Gregory James Gregory (astronomer and mathematician) James Gregory FRS was a Scottish mathematician and astronomer. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite series representations for several trigonometric functions.- Biography :The...  (1638–1675)
Grigg Grigg (crater) Grigg is a lunar crater that is located on the far side of the Moon. It lies in the northern outskirts of the huge walled plain Hertzsprung, to the southwest of the crater Fersman and southeast of Poynting. The rim of this crater is generally circular, with a small impact crater intruding into the...	36 km	John Grigg John Grigg (astronomer) John Grigg was a New Zealand astronomer.He was born in London and married Emma Mitchell in 1858. In 1863 they emigrated to New Zealand and settled in Auckland, however Emma died in 1867. Grigg then moved to the town of Thames.He married his second wife Sarah Allaway in 1871 but she died in 1874...  (1838–1920)
Grimaldi Grimaldi (crater) Grimaldi is a large basin located near the western limb of the Moon. It lies to the southwest of the Oceanus Procellarum, and southeast of the crater Riccioli...	172 km	Francesco Maria Grimaldi Francesco Maria Grimaldi Francesco Maria Grimaldi was an Italian Jesuit priest, mathematician and physicist who taught at the Jesuit college in Bologna....  (1618–1663)
Grignard Grignard (crater) Grignard is a lunar impact crater on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater and is directly adjacent to the Hermite crater . The crater was adopted and named after French chemist Victor Grignard by the IAU in 2009.-External links: - Map of...	12.2 km	Victor Grignard Victor Grignard François Auguste Victor Grignard was a Nobel Prize-winning French chemist.Grignard was the son of a sail maker. After studying mathematics at Lyon he transferred to chemistry and discovered the synthetic reaction bearing his name in 1900...  (1871–1935)
Grissom Grissom (crater) Grissom is a lunar crater that lies on the far side of the Moon. It is located just to the south of the huge walled plain Apollo, and to the northeast of the crater Cori. The rim of Grissom is eroded in places, particularly along the northeast where a pair of small craters lie along the sides....	58 km	Virgil "Gus" I. Grissom Gus Grissom Virgil Ivan Grissom , , better known as Gus Grissom, was one of the original NASA Project Mercury astronauts and a United States Air Force pilot...  (1926–1967)
Grotrian Grotrian (crater) Grotrian is a lunar impact crater that is located on the southern hemisphere on the far side of the Moon. It lies to the north of the huge walled plain Schrödinger, within the radius of that formation's outer blanket of ejecta...	37 km	Walter Grotrian Walter Grotrian Walter Robert Wilhelm Grotrian was a German astronomer and astrophysicist.Grotrian studied the emission line from the solar corona in the green region of the spectrum; this emission line could not be attributed to any known chemical element and was thought to be a new element...  (1890–1954)
Grove Grove (crater) Grove is a small lunar impact crater that lies in the northern part of the Lacus Somniorum. It is located to the southeast of the crater remnant Mason. Grove is a relatively circular crater formation with a simple, sharp-edged rim. The unconsolidated material along the inner wall has slumped down...	28 km	Sir William Robert Grove William Robert Grove Sir William Robert Grove PC QC FRS was a judge and physical scientist. He anticipated the general theory of the conservation of energy, and was a pioneer of fuel cell technology.-Early life:...  (1811–1896)
Gruemberger	93 km	Christoph Grienberger Christoph Grienberger Christoph Grienberger was an Austrian Jesuit astronomer, after whom the crater Gruemberger on the Moon is named.-Biography:Born in Hall in Tirol, in 1580 Christoph...  (1561–1636)
Gruithuisen Gruithuisen (crater) Gruithuisen is a tiny lunar crater that lies on the section of lunar mare that joins Oceanus Procellarum in the west to Mare Imbrium in the east. Southeast of Gruithuisen is the small crater Delisle...	15 km	Franz von Gruithuisen Franz von Gruithuisen Baron Franz von Paula Gruithuisen was a Bavarian physician and astronomer. He taught medical students before becoming a professor of astronomy at the University of Munich in 1826....  (1774–1852)
Guericke Guericke (crater) Guericke is the remnant of a lunar crater at the north part of the Mare Nubium. To the north-northwest lies the large Fra Mauro formation, along with the co-joined craters Parry and Bonpland. To the east are the craters Kundt and Davy....	63 km	Otto von Guericke Otto von Guericke Otto von Guericke was a German scientist, inventor, and politician...  (1602–1686)
Guillaume Guillaume (crater) Guillaume is an old lunar crater on the Moon's northern hemisphere, and is located on the far side relative to the Earth. It lies just to the southeast of the slightly larger crater Perkin. This is a worn and eroded formation, with features that have been softened and rounded over time. A cluster...	57 km	Charles Edouard Guillaume Charles Edouard Guillaume Charles Édouard Guillaume was a Swiss physicist who received the Nobel Prize in Physics in 1920 in recognition of the service he had rendered to precision measurements in physics by his discovery of anomalies in nickel steel alloys.Guillaume is known for his discovery of nickel-steel alloys he...  (1861–1938)
Gullstrand Gullstrand (crater) Gullstrand is a lunar impact crater that lies on the northern hemisphere on the Moon's far side. About one crater diameter to the southeast is the larger crater Perrine. To the west-southwest is Quetelet....	43 km	Allvar Gullstrand Allvar Gullstrand Allvar Gullstrand was a Swedish ophthalmologist.Born at Landskrona, Sweden, Gullstrand was professor successively of eye therapy and of optics at the University of Uppsala. He applied the methods of physical mathematics to the study of optical images and of the refraction of light in the eye...  (1862–1930)
Gum Gum (crater) Gum is a lunar crater that is located near the southeastern limb of the Moon, and is viewed nearly from the side from Earth. It lies along the western edge of the irregular Mare Australe, to the northeast of the crater Hamilton...	54 km	Colin Stanley Gum Colin Stanley Gum Colin Stanley Gum was an Australian astronomer who catalogued emission nebulae in the southern sky at the Mount Stromlo Observatory using wide field photography. Gum published his findings in 1955 in a study entitled A study of diffuse southern H-alpha nebulae which presented a catalog, now known...  (1924–1960)
Gutenberg Gutenberg (crater) Gutenberg is a lunar crater that lies along the west edge of Mare Fecunditatis, in the eastern part of the visible Moon. To the southeast is the crater Goclenius, and to the southeast are Magelhaens and Colombo...	74 km	Johann Gutenberg (circa 1398-1468)
Guthnick Guthnick (crater) Guthnick is a lunar impact crater that lies on the far side of the Moon's surface from the Earth. However, it is located in the part of the far side that is sometimes brought into sight of the Earth due to libration, although it can only be seen at a low angle and during favorable lighting conditions...	36 km	Paul Guthnick Paul Guthnick Paul Guthnick was a German astronomer.Born in Hitdorf am Rhein, he worked from 1901 at the Royal Observatory of Berlin. He studied variable stars and studied Mira . As Berlin expanded, it became less possible to conduct astronomical observations there and Guthnick used, from 1906 onwards, the...  (1879–1947)
Guyot Guyot (crater) Guyot is a lunar crater on the Moon's far side. It is separated from the crater Kostinskiy to the northeast by only a few kilometers of rough terrain. To the west-southwest lies the crater Lobachevskiy and to the east-southeast is Ostwald....	92 km	Arnold Henry Guyot Arnold Henry Guyot Arnold Henry Guyot was a Swiss-American geologist and geographer.-Biography:...  (1807–1884)
Gyldén Gyldén (crater) Gyldén is the remnant of a lunar crater that is located to the northeast of the walled plain Ptolemaeus on the Moon. It lies along the prime meridian of the selenographic coordinate system, and less than 150 km south of the lunar equator...	47 km	Hugo Gyldén Hugo Gyldén Johan August Hugo Gyldén was a Finland-Swedish astronomer primarily known for work in celestial mechanics....  (1841–1896)

H

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
H. G. Wells H. G. Wells (crater) H. G. Wells is a lunar crater that is located on the far side of the Moon, behind the northeastern limb. It lies to the south of the crater Millikan, and to the northeast of Cantor. Just to the southeast is the smaller Tesla....	114 km	Herbert George Wells writer (1866–1946)
Haber Haber (crater) Haber is a lunar impact crater on the lunar far side near the northern pole. The crater was adopted and named after German chemist Fritz Haber by the IAU in 2009....	55.5 km	Fritz Haber Fritz Haber Fritz Haber was a German chemist, who received the Nobel Prize in Chemistry in 1918 for his development for synthesizing ammonia, important for fertilizers and explosives. Haber, along with Max Born, proposed the Born–Haber cycle as a method for evaluating the lattice energy of an ionic solid...  (1868–1934)
Hagecius Hagecius (crater) Hagecius is a lunar impact crater in the southeastern part of the Moon's near side. This crater forms a triangular formation with the craters Rosenberger to the north-northwest and Nearch to the west-northwest. Like both of these craters, Hagecius has undergone erosion from subsequent impacts, and...	76 km	Tadeáš Hájek Tadeáš Hájek Tadeáš Hájek z Hájku , also known as Tadeáš Hájek of Hájek, Thaddaeus Hagecius ab Hayek or Thaddeus Nemicus, was the personal physician of the Holy Roman Emperor Rudolph II and a Bohemian astronomer.Tadeáš Hájek was the son of Šimon Hájek from an old Prague family...  (1525–1600)
Hagen Hagen (crater) Hagen is a lunar crater on the far side of the Moon. It lies to the north of the huge walled plain Planck, and south-southwest of the crater Pauli....	55 km	Johann Georg Hagen Johann Georg Hagen Johann Georg Hagen was an eminent American astronomer and Catholic priest.-Early life:Johann Georg Hagen was born in Bregenz, Austria. He was the son of a school teacher.-Entering the Jesuit Order:...  (1847–1930)
Hahn Hahn (crater) Hahn is a lunar impact crater that is located near the northeastern limb of the Moon. The crater appears oval when viewed from the Earth due to foreshortening. It is located less than one crater diameter to the southeast of Berosus, a slightly smaller formation.The inner wall of Hahn contains a...	84 km	Friedrich von Hahn Friedrich von Hahn Friedrich II. Graf von Hahn was a German nobleman, a philosopher and astronomer.Von Hahn was born in Neuhaus, Holstein...  (1741–1805)
		Otto Hahn Otto Hahn Otto Hahn FRS was a German chemist and Nobel laureate, a pioneer in the fields of radioactivity and radiochemistry. He is regarded as "the father of nuclear chemistry". Hahn was a courageous opposer of Jewish persecution by the Nazis and after World War II he became a passionate campaigner...  (1879–1968)
Haidinger Haidinger (crater) Haidinger is a lunar impact crater that is located in the southwestern part of the Moon. Just to the southwest of the crater is the small lunar mare named Lacus Timoris. Haidinger lies northwest of the crater Wilhelm and east of the irregular formation Hainzel....	22 km	Wilhelm Karl von Haidinger (1795–1871)
Hainzel Hainzel (crater) Hainzel is the southern member of a trio of overlapping lunar craters. The composite rim is located at the west edge of Lacus Timoris in the southwest sector of the Moon...	70 km	Paul Hainzel Paul Hainzel Paul Hainzel was a German astronomer and the mayor of Augsburg, Germany.In 1569, Paul Hainzel and his brother Johannes Baptista Hainzel helped their friend Tycho Brahe design and construct a large quadrant. The quadrant, which was 19 feet in radius and built on Hainzel's estate, was used for...  (flourished 1570)
Haldane Haldane (lunar crater) Haldane is a lunar crater that is located in Mare Smythii, near the eastern limb of the Moon. The visibility of this formation is affected by libration, and even under favorable conditions it is highly foreshortened...	37 km	John Burdon Sanderson Haldane J. B. S. Haldane John Burdon Sanderson Haldane FRS , known as Jack , was a British-born geneticist and evolutionary biologist. A staunch Marxist, he was critical of Britain's role in the Suez Crisis, and chose to leave Oxford and moved to India and became an Indian citizen...  (1892–1964)
Hale Hale (lunar crater) Hale is a relatively young lunar impact crater that is located on the southern limb of the Moon. Over half the crater lies on the far side of the Moon, and from the Earth this formation is viewed from the side. Thus the crater must be viewed from orbit in order to discern much detail. The nearest...	83 km	George Ellery Hale George Ellery Hale George Ellery Hale was an American solar astronomer.-Biography:Hale was born in Chicago, Illinois. He was educated at MIT, at the Observatory of Harvard College, , and at Berlin . As an undergraduate at MIT, he is known for inventing the spectroheliograph, with which he made his discovery of...  (1868–1938)
		William Hale William Hale (British inventor) William Hale , was a British inventor and rocket pioneer.- Biography :Hale was born in Colchester, England in 1797. He was self-taught although his grandfather, the educator William Cole, is believed to have tutored him...  (1797–1870)
Hall Hall (lunar crater) Hall is a lunar crater named in honor of American astronomer Asaph Hall that is located in the southeast part of the Lacus Somniorum, a lunar mare in the northeast part of the Moon. This feature can be found to the west of the prominent walled plain Posidonius. Just to the south, and nearly...	35 km	Asaph Hall Asaph Hall Asaph Hall III was an American astronomer who is most famous for having discovered the moons of Mars in 1877...  (1829–1907)
Halley Halley (lunar crater) Halley is a lunar impact crater that is intruding into the southern wall of the walled plain Hipparchus. To the southwest of Halley is the large crater Albategnius, and due east lies the slightly smaller Hind....	36 km	Edmond Halley Edmond Halley Edmond Halley FRS was an English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best known for computing the orbit of the eponymous Halley's Comet. He was the second Astronomer Royal in Britain, following in the footsteps of John Flamsteed.-Biography and career:Halley...  (1656–1742)
Hamilton Hamilton (crater) Hamilton is a lunar impact crater that is located near the southeastern limb of the Moon. From the Earth this crater is viewed nearly from the edge, limiting the amount of detail that can be observed...	57 km	William Rowan Hamilton William Rowan Hamilton Sir William Rowan Hamilton was an Irish physicist, astronomer, and mathematician, who made important contributions to classical mechanics, optics, and algebra. His studies of mechanical and optical systems led him to discover new mathematical concepts and techniques...  (1805–1865)
Hanno Hanno (crater) Hanno is a lunar crater that lies near the southeastern limb of the Moon, along the western edge of the Mare Australe. About a crater diameter to the southwest is the prominent crater Pontécoulant....	56 km	Hanno the Navigator Hanno the Navigator Hanno the Navigator was a Carthaginian explorer c. 500 BC, best known for his naval exploration of the African coast...  (circa 500 BC)
Hansen Hansen (crater) Hansen is a lunar impact crater that is located near the eastern limb of the Moon. At this location the crater appears oval due to foreshortening, but the crater is actually nearly circular. It lies to the northeast of the larger crater Condorcet, and to the south of the smaller Alhazen.The outer...	39 km	Peter Andreas Hansen Peter Andreas Hansen Peter Andreas Hansen was a Danish astronomer, was born at Tønder, Schleswig.-Biography:The son of a goldsmith, Hansen learned the trade of a watchmaker at Flensburg, and exercised it at Berlin and Tønder, 1818–1820...  (1795–1874)
Hansteen Hansteen (crater) Hansteen is a lunar crater that lies near the southwest edge of the Oceanus Procellarum. To the southeast is the flooded crater Billy. The rim of Hansteen is somewhat polygonal in form, especially along the eastern side. There are a few terraces along the northwestern inner wall. The inner floor...	44 km	Christopher Hansteen Christopher Hansteen Christopher Hansteen was a Norwegian geophysicist, astronomer and physicist, best known for his mapping of Earth's magnetic field.-Early life and career:...  (1784–1873)
Harden Harden (crater) Harden is a small lunar impact crater that lies in the eastern part of the interior floor of the walled plain Mendeleev. It is located on the far side of the Moon, and cannot been seen from the Earth....	15 km	Arthur Harden Arthur Harden Sir Arthur Harden FRS was an English biochemist. He shared the Nobel Prize in Chemistry in 1929 with Hans Karl August Simon von Euler-Chelpin for their investigations into the fermentation of sugar and fermentative enzymes....  (1865–1940)
Harding Harding (crater) Harding is a small lunar impact crater that lies in the Sinus Roris, a bay in the northwest part of the Oceanus Procellarum. Because of its location near the northwest limb of the Moon's near side, this crater is viewed at a relatively low angle from the Earth resulting in foreshortening and...	22 km	Karl Ludwig Harding Karl Ludwig Harding Karl Ludwig Harding was a German astronomer notable for having discovered the asteroid 3 Juno.-Biography:...  (1765–1834)
Haret Haret (crater) Haret is a small lunar crater that is located in the southern region on the far side of the Moon. It lies in midst of the triangle of craters formed by Bose to the northeast, Cabannes to the southeast, and Abbe to the west...	29 km	Spiru Haret Spiru Haret Spiru C. Haret was a Romanian mathematician, astronomer and politician. He made a fundamental contribution to the n-body problem in celestial mechanics by proving that using a third degree approximation for the disturbing forces implies instability of the major axes of the orbits, and by...  (1851–1912)
Hargreaves Hargreaves (crater) Hargreaves is a lunar crater that lies in the eastern part of the Moon, to the east of the Mare Fecunditatis. It is located to the west of the crater Maclaurin, and was previously designated Maclaurin S before being given a name by the IAU...	16 km	Frederick James Hargreaves Frederick James Hargreaves Frederick James Hargreaves was a British astronomer and optician.He was considered the foremost optician in Britain, and was noted for his skill in mirror making and other optics for astronomical telescopes...  (1891–1970)
Harkhebi Harkhebi (crater) Harkhebi is a large lunar crater of the category termed a walled plain. Half of the crater to the north-northwest is overlain by the walled plain Fabry, a large formation in its own right. Attached to the northwestern rim is the much smaller crater Vashakidze...	237 km	Harkhebi Harkhebi Harkhebi was an astronomer who lived in Ptolemaic Egypt during the rule of the Ptolemaic dynasty.He may have based many of his observations on earlier Babylonian contributions to astronomy. A funereal statue associated with him is known with an inscription in which he describes himself as an...  (circa 300 BC)
Harlan Harlan (crater) Harlan is a lunar crater near the southeastern limb of the Moon. It is located just to the northeast of the crater Marinus. To the northeast is the flooded walled plain Abel, and to the southeast is Mare Australe....	65 km	Harlan James Smith Harlan James Smith Harlan James Smith was an American astronomer.He was born in Wheeling, West Virginia, the son of Paul and Anna McGregor Smith. While attending Wheeling High School he was named first runner up in the "Westinghouse National Science Talent Search". From 1943 until the end of World War II he served...  (1924–1991)
Harold	2 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Harpalus Harpalus (crater) Harpalus is a young lunar impact crater that lies on the Mare Frigoris, at the eastern edge of the Sinus Roris. To the southeast at the edge of the mare is the small crater Foucault, and to the northwest on the opposite edge is the walled plain named South....	39 km	Harpalus Harpalus For other uses, see Harpalus Harpalus son of Machatas was an aristocrat of Macedon and boyhood friend of Alexander the Great in the 4th century BC. Being lame in a leg, and therefore exempt from military service, Harpalus did not follow Alexander in his advance within the Persian Empire but...  (unknown-circa 460 BC)
Harriot Harriot (crater) Harriot is a lunar crater that is located on the far side of the Moon from the Earth. It lies just to the north of the much larger crater Seyfert. To the northeast of Harriot is the crater Cantor. About one and a half crater diameters to the north of Harriot is the eastern end of a crater chain...	56 km	Thomas Harriot Thomas Harriot Thomas Harriot was an English astronomer, mathematician, ethnographer, and translator. Some sources give his surname as Harriott or Hariot or Heriot. He is sometimes credited with the introduction of the potato to Great Britain and Ireland...  (1560–1621)
Hartmann Hartmann (crater) Hartmann is a lunar impact crater on the far side of the Moon. It lies astride the west-southwestern rim of the huge walled plain Mendeleev, and intrudes part way into the wide inner wall of this feature...	61 km	Johannes Franz Hartmann Johannes Franz Hartmann Johannes Franz Hartmann was a German physicist and astronomer. In 1904, while studying the spectroscopy of Delta Orionis he noticed that most of the spectrum had a shift, except the calcium lines, which he interpreted as indicating the presence of interstellar medium-External links:*...  (1865–1936)
Hartwig Hartwig (lunar crater) Hartwig is a lunar crater that is located near the western limb of the Moon. It is attached to the eastern rim of the prominent crater Schlüter, to the northeast of the Montes Cordillera mountain range that surrounds the Mare Orientale...	79 km	Carl Ernst Albrecht Hartwig Ernst Hartwig Carl Ernst Albrecht Hartwig was a German astronomer.He discovered a new star in M31 on August 20, 1885. This object was designated as supernova "S Andromedae". During the 1883 observation campaign of comet 6P/d'Arrest he found five NGC objects working at the Strasbourg Observatory...  (1851–1923)
Harvey Harvey (crater) Harvey is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies astride the eastern rim of the much larger crater Mach, and the outer rampart of Harvey extends part way across the interior floor...	60 km	William Harvey William Harvey William Harvey was an English physician who was the first person to describe completely and in detail the systemic circulation and properties of blood being pumped to the body by the heart...  (1578–1657)
Hase Hase (crater) Hase is a lunar crater that is located in the rugged southeast part of the Moon, to the south-southwest of the prominent walled plain Petavius. Palitzsch and Vallis Palitzsch are attached to the northeastern rim of Hase....	83 km	Johann Matthias Hase Johann Matthias Hase Johann Matthias Hase was a German mathematician, astronomer, and cartographer.-Biography:Hase taught at Leipzig and his native Augsburg...  (1684–1742)
Haskin Haskin (crater) Haskin is a lunar impact crater located on the lunar far side near the northern pole. The crater is located Southwest of the Hevesy crater and the Plaskett crater; the latter of which is located directly adjacent to the large Rozhdestvenskiy crater. The crater was adopted and named after American...	58.4 km	Larry Haskin (1934–2005)
Hatanaka Hatanaka (crater) Hatanaka is a lunar crater that lies on the Moon's far side, just out of sight past the western limb. It lies to the west of the larger crater Leucippus, and to the northwest of the still larger satellite crater Leucippus Q....	26 km	Takeo Hatanaka Takeo Hatanaka was a Japanese astronomer.The crater Hatanaka on the Moon is named after him.-References:* http://www12.plala.or.jp/m-light/Nomenclature.htm...  (1914–1963)
Hausen Hausen (crater) Hausen is a large lunar impact crater that lies along the south-southwestern limb of the Moon. The visibility of this crater is significantly affected by libration effects, although even under the best of conditions it is viewed nearly from on edge. It lies along the western edge of the immense...	167 km	Christian August Hausen Christian August Hausen Christian August Hausen was a German mathematician who is known for his research on electricity.Hausen studied mathematics at the University of Wittenberg and received his master's degree in 1712...  (1693–1743)
Haworth Haworth (crater) Haworth is an impact crater that lies at the south pole of the Moon. The crater is named after Walter Haworth.-Description:The crater was imaged by Diviner. Cabeus Crater is nearby.-External links:*...	35 km	Walter Norman Haworth (1883–1950)
Hayford Hayford (crater) Hayford is a lunar crater on the Moon's far side. It is a relatively isolated feature with the nearest named crater being Krasovskiy, some 300 km due south. Hayford has a well-defined edge that is not significantly eroded. The inner walls slope directly down to the floor, with little slumping or...	27 km	John Fillmore Hayford John Fillmore Hayford - References :...  (1868–1925)
Hayn Hayn (crater) Hayn is a lunar impact crater that lies next to the northeast limb of the Moon. This location restricts the amount of detail that can be viewed from the Earth, as the western inner side is permanently hidden from sight...	87 km	Friedrich Hayn (1863–1928)
Healy Healy (crater) Healy is a lunar crater that lies past the northwestern limb of the Moon, on the far side relative to the Earth. It is located to the southeast of the walled plain Landau, and west of Lorentz, another walled plain. The rim of Healy is only slightly worn, but a small crater lies across the...	38 km	Roy Healy Roy Healy Roy Healy was an American rocket scientist. He was a member of the American Rocket Society.During World War II, when the military significance of rockets was recognized, Roy Healy, at the time a civilian engineer, was sent by Dover Air Force Base to Burma...  (1915–1968)
Heaviside Heaviside (lunar crater) Heaviside is a large lunar impact crater that is located on the far side of the Moon. It is attached to the eastern rim of the equally large walled plain Keeler, although Keeler is somewhat less eroded...	165 km	Oliver Heaviside Oliver Heaviside Oliver Heaviside was a self-taught English electrical engineer, mathematician, and physicist who adapted complex numbers to the study of electrical circuits, invented mathematical techniques to the solution of differential equations , reformulated Maxwell's field equations in terms of electric and...  (1850–1925)
Hecataeus Hecataeus (crater) Hecataeus is a large lunar crater that lies near the eastern limb of the Moon. It is attached to the northern rim of the walled plain Humboldt. To the northeast is the smaller crater Gibbs...	167 km	Hecataeus of Miletus (unknown-circa 476 BC)
Hédervári Hédervári (crater) Hédervári is a lunar crater that is located in the southern part of the Moon, only a few crater diameters from the south lunar pole. It is attached to the northern rim of the larger crater Amundsen, and lies south of Hale. Due to its location, this crater is viewed nearly from the edge from Earth,...	69 km	Peter Hédervári (1931–1984)
Hedin Hedin (crater) Hedin is a lunar crater of the dimension traditionally termed a walled plain. It lies due south of the crater pair Olbers and Glushko, and northwest of the similarly dimensioned walled plain Riccioli. To the east is another walled plain, Hevelius....	150 km	Sven Hedin Sven Hedin Sven Anders Hedin KNO1kl RVO was a Swedish geographer, topographer, explorer, photographer, and travel writer, as well as an illustrator of his own works...  (1865–1952)
Heinrich Heinrich (crater) Heinrich is a small lunar impact crater on the Mare Imbrium, a lunar mare in the northwest quadrant of the Moon's near side. It is a circular, bowl-shaped formation very similar to many other craters of comparable size on the Moon....	6 km	Wladimir Wáclav Heinrich (1884–1965)
Heinsius Heinsius (crater) Heinsius is an eroded lunar crater that lies in the southwestern part of the Moon. It is located to the northwest of the prominent crater Tycho, and rays from that formation pass to the north and south of Heinsius as well as marking the rim and interior with material...	64 km	Gottfried Heinsius Gottfried Heinsius Gottfried Heinsius was a German mathematician, geographer and astronomer.He was born near Naumburg and was awarded a Ph.D. in 1733 from the University of Leipzig with a dissertation on De viribus motricibus. Later he became professor of mathematics at the same institution...  (1709–1769)
Heis Heis (crater) Heis is a small lunar impact crater that is located in the western part of the Mare Imbrium. It is located to the northeast of the crater Delisle, and south of C. Herschel. This is a circular, symmetrical formation with an interior floor that is about half the diameter of the outer rim...	14 km	Eduard Heis Eduard Heis Eduard Heis was a German mathematician and astronomer.He completed his education at the University of Bonn in 1827, then taught mathematics at a school in Cologne. In 1832 he taught at Aachen, and remained there until 1852. He was then appointed by King Frederick William IV to a chair position at...  (1806–1877)
Helberg Helberg (crater) Helberg is a lunar crater that is located just behind the western limb of the Moon, on the far side from the Earth. Due to libration this part of the surface is sometimes brought into view, and the crater is visible under suitable lighting conditions...	6 km	Robert J. Helberg Robert J. Helberg Robert J. Helberg was an American aeronautical engineer.He was born in Watonga, Oklahoma. In 1932 he earned a degree in aeronautical engineering from the University of Washington. After graduation he went to work at the Goss Humidity Control Company in Seattle...  (1906–1967)
Helicon Helicon (crater) Helicon is a small lunar impact crater that is located on the north part of the Mare Imbrium. To the northwest is the prominent Sinus Iridum, a mountain-ringed bay on the mare. Just to the east is the slightly smaller crater Le Verrier. Helicon is a nearly circular formation with inner walls that...	24 km	Helicon (unknown-circa 400 BC)
Hell Hell (crater) Hell is a lunar crater in the south of the Moon's near side, within the western half of the enormous walled plain Deslandres. To the southeast, also within Deslandres, is the larger crater Lexell, and about 9° to the south lies the prominent Tycho crater. The crater received its name in 1935 after...	33 km	Maximilian Hell Maximilian Hell Maximilian Hell, S.J. was a Hungarian astronomer and an ordained Jesuit priest from the Kingdom of Hungary.- Biography :...  (1720–1792)
Helmert Helmert (crater) Helmert is a lunar crater at the southern edge of the Mare Smythii. It lies near the eastern limb of the Moon, and from the Earth it is seen nearly from the side. The visibility of this feature can be strongly affected by libration of the Moon in its orbit....	26 km	Friedrich Robert Helmert Friedrich Robert Helmert Friedrich Robert Helmert was a German geodesist and an important writer on the theory of errors.Helmert was born in Freiberg, Kingdom of Saxony. After schooling in Freiberg and Dresden, he entered the Polytechnische Schule, now Technische Universität, in Dresden to study engineering science in 1859...  (1843–1917)
Helmholtz Helmholtz (lunar crater) Helmholtz is a lunar impact crater that is located near the south-southeast limb of the Moon. Attached to the south-southeast rim of Helmholtz is the somewhat smaller crater Neumayer. The larger crater Boussingault is nearly attached to the west-southwestern rim.The outer rim of Helmholtz is worn...	94 km	Hermann von Helmholtz Hermann von Helmholtz Hermann Ludwig Ferdinand von Helmholtz was a German physician and physicist who made significant contributions to several widely varied areas of modern science...  (1821–1894)
Henderson Henderson (crater) Henderson is a crater on the far side of the Moon. It is located to the east of the huge walled plain Mendeleev. This is a worn crater with a shallow rim. No significant craters overlie the rim or interior, but a smaller, worn crater is attached to the southern outer rim. A ridge of material runs...	47 km	Thomas Henderson Thomas James Henderson Thomas James Alan Henderson was a Scottish astronomer noted for being the first person to measure the distance to Alpha Centauri, the major component of the nearest stellar system to Earth, and for being the first Astronomer Royal for Scotland.-Early life:Born in Dundee, Scotland, he was educated...  (1798–1844)
Hendrix Hendrix (crater) Hendrix is a small lunar impact crater that is located on the Moon's far side, deep in the southern hemisphere. Hendrix lies about a crater diameter to the south-southwest of the crater White, just beyond the outer rim of the enormous walled plain Apollo. This is a roughly circular, bowl-shaped...	6 km	Don Osgood Hendrix (1905–1961)
Henry Henry (lunar crater) Henry is a lunar crater that is located to the northwest of the larger crater Cavendish, in the southeastern part of the Moon's near side. Less than a half diameter to the northwest is similar-sized crater Henry Frères, named for the brothers Paul and Prosper Henry.The outer rim of Henry has...	41 km	Joseph Henry Joseph Henry Joseph Henry was an American scientist who served as the first Secretary of the Smithsonian Institution, as well as a founding member of the National Institute for the Promotion of Science, a precursor of the Smithsonian Institution. During his lifetime, he was highly regarded...  (1792–1878)
Henry Frères Henry Frères (crater) Henry Frères is a lunar crater that is located in the southwestern part of the Moon's near side. It lies just to the west-northwest of the crater Henry, a similar diameter feature. To the west-southwest of Henry Frères is the much larger crater Byrgius...	42 km	Paul Henry and Prosper Henry Paul Henry and Prosper Henry Paul-Pierre Henry and his brother Mathieu-Prosper Henry were French opticians and astronomers....  (1848–1905, 1849–1903)
Henyey Henyey (crater) Henyey is a lunar crater that lies on the far side of the Moon from the Earth. It is attached at the southern end to the northern rim of the crater Dirichlet. Less than a crater diameter to the northeast is the large crater Mach, and to the northwest lies Mitra.This is a worn and eroded crater that...	63 km	Louis G. Henyey Louis G. Henyey Louis George Henyey was an American astronomer.His parents, Albert and Mary Henyey, were immigrants from Hungary...  (1910–1970)
Heraclitus Heraclitus (crater) Heraclitus is a complex lunar crater that lies in the rugged southern highlands of the Moon. The crater Licetus forms the northern end of the formation. Just to the east is Cuvier, and due south is Lilius...	90 km	Heraclitus Heraclitus Heraclitus of Ephesus was a pre-Socratic Greek philosopher, a native of the Greek city Ephesus, Ionia, on the coast of Asia Minor. He was of distinguished parentage. Little is known about his early life and education, but he regarded himself as self-taught and a pioneer of wisdom...  (circa 540-480 BC)
Hercules Hercules (crater) Hercules is a prominent crater located in the northwest part of the Moon, to the east of the crater Atlas. It lies along the east edge of a southward extension in the Mare Frigoris. To the west across the mare is Bürg. To the south is the ruined crater Williams.The interior walls of Hercules have...	69 km	Hercules Hercules Hercules is the Roman name for Greek demigod Heracles, son of Zeus , and the mortal Alcmene...
Herigonius Herigonius (crater) Herigonius is a small lunar impact crater that is located in the southern part of the Oceanus Procellarum, to the northeast of the crater Gassendi. Herigonius is roughly circular, with an inward bulge and narrower inner wall along the northeast...	15 km	Pierre Herigone Pierre Hérigone Pierre Hérigone was a French mathematician and astronomer.Of Basque origin, Hérigone taught in Paris for most of his life.-Works:...  (flourished 1644)
Hermann Hermann (crater) Hermann is a small lunar crater that is located in the western Oceanus Procellarum, just over one crater diameter to the south of the Moon's equator. It is a solitary crater with only a few tiny craterlets and some low wrinkle ridges nearby....	15 km	Jacob Hermann (1678–1733)
Hermite Hermite (crater) Hermite is a lunar impact crater located along the northern lunar limb, close to the north pole of the Moon. It was first discovered in 1964. To the west is the crater Rozhdestvenskiy, and to the south are Lovelace and Sylvester. Grignard is located directly adjacent to the Southwest...	104 km	Charles Hermite Charles Hermite Charles Hermite was a French mathematician who did research on number theory, quadratic forms, invariant theory, orthogonal polynomials, elliptic functions, and algebra....  (1822–1901)
Herodotus Herodotus (crater) Herodotus is a lunar crater located on a low shelf in the midst of the Oceanus Procellarum. To the east is the slightly larger crater Aristarchus. West across the mare is Schiaparelli. Almost due south on the mare surface is a solitary lunar dome designated Herodotus Omega .The crater Herodotus has...	34 km	Herodotus Herodotus Herodotus was an ancient Greek historian who was born in Halicarnassus, Caria and lived in the 5th century BC . He has been called the "Father of History", and was the first historian known to collect his materials systematically, test their accuracy to a certain extent and arrange them in a...  (circa 484-408 BC)
Heron Heron (crater) Heron is a small lunar impact crater that lies on the far side of the Moon, less than 20 kilometers from the equator. It lies between the slightly larger crater Ctesibius just to the west and Soddy a little farther to the east. Almost directly to the north is the prominent crater King.This...	24 km	Heron Hero of Alexandria Hero of Alexandria was an ancient Greek mathematician and engineerEnc. Britannica 2007, "Heron of Alexandria" who was active in his native city of Alexandria, Roman Egypt...  (Hero) (unknown-circa 100 BC)
Herschel Herschel (lunar crater) Herschel is a lunar impact crater located just to the north of the walled plain Ptolemaeus. Just to the north is the flooded crater Spörer, and due east lies the disintegrated crater Gyldén...	40 km	William Herschel William Herschel Sir Frederick William Herschel, KH, FRS, German: Friedrich Wilhelm Herschel was a German-born British astronomer, technical expert, and composer. Born in Hanover, Wilhelm first followed his father into the Military Band of Hanover, but emigrated to Britain at age 19...  (1738–1822)
Hertz Hertz (crater) Hertz is a lunar crater that lies on the far side of the Moon, just behind the eastern limb. Due to libration this feature can sometimes be observed from the Earth under favorable lighting conditions. It is located to the west-southwest of the larger crater Fleming, and north-northeast of the...	90 km	Heinrich Rudolf Hertz Heinrich Rudolf Hertz Heinrich Rudolf Hertz was a German physicist who clarified and expanded the electromagnetic theory of light that had been put forth by Maxwell...  (1857–1894)
Hertzsprung Hertzsprung (crater) Hertzsprung is an enormous lunar crater that is located on the far side of the Moon, beyond the western limb. In dimension, this formation is larger than several of the lunar mare areas on the near side. It lies in the northwestern fringe of the blast radius of the Mare Orientale impact basin...	591 km	Ejnar Hertzsprung Ejnar Hertzsprung Ejnar Hertzsprung was a Danish chemist and astronomer.Hertzsprung was born in Copenhagen. In the period 1911–1913, together with Henry Norris Russell, he developed the Hertzsprung–Russell diagram....  (1873–1967)
Hesiodus Hesiodus (crater) Hesiodus is a lunar impact crater located on the southern fringes of Mare Nubium, to the northwest of the crater Pitatus. Starting near the northwest rim of Hesiodus is the wide cleft named Rima Hesiodus. This rille runs 300 km east-southeastward to the Palus EpidemiarumThe low rim of Hesiodus is...	42 km	Hesiod Hesiod Hesiod was a Greek oral poet generally thought by scholars to have been active between 750 and 650 BC, around the same time as Homer. His is the first European poetry in which the poet regards himself as a topic, an individual with a distinctive role to play. Ancient authors credited him and...  (circa 735 BC)
Hess Hess (crater) Hess is a lunar crater that lies in the southern hemisphere on the far side of the Moon. The crater rim has been worn by subsequent impacts, leaving a low, eroded outer wall. The flat interior has been resurfaced by lava flows and is free of significant impacts...	88 km	Victor Franz Hess (1883–1964)
		Harry Hammond Hess Harry Hammond Hess Harry Hammond Hess was a geologist and United States Navy officer in World War II.Considered one of the "founding fathers" of the unifying theory of plate tectonics, Rear Admiral Harry Hammond Hess was born on May 24, 1906 in New York City...  (1906–1969)
Hevelius Hevelius (crater) Hevelius is a low-rimmed lunar crater that lies at the western edge of the Oceanus Procellarum, named after Johannes Hevelius. The smaller but prominent crater Cavalerius is joined to the northern rim by low ridges. Due south of Hevelius is the crater Lohrmann and the dark-hued Grimaldi.Only a low,...	115 km	Johannes Hevelius Johannes Hevelius Johannes Hevelius Some sources refer to Hevelius as Polish:Some sources refer to Hevelius as German:*Encyplopedia Britannica * of the Royal Society was a councilor and mayor of Danzig , Pomeranian Voivodeship, in the Polish-Lithuanian Commonwealth...  (1611–1687)
Hevesy Hevesy (crater) Hevesy is a lunar impact crater located on the lunar far side near the northern pole. The crater is located in between craters Plaskett and Haskin. The large Rozhdestvenskiy crater is located to the Northeast. Hevesy was adopted and named after Hungarian chemist George de Hevesy by the IAU in...	49.5 km	George de Hevesy George de Hevesy George Charles de Hevesy, Georg Karl von Hevesy, was a Hungarian radiochemist and Nobel laureate, recognized in 1943 for his key role in the development of radioactive tracers to study chemical processes such as in the metabolism of animals.- Early years :Hevesy György was born in Budapest,...  (1885–1966)
Heymans Heymans (crater) Heymans is a lunar impact crater that is located in the northern part of the Moon on the far side from the Earth. It lies between the craters Poinsot to the north and Hippocrates slightly farther to the south. To the southeast of Heymans is the larger Mezentsev.This crater has been worn by...	50 km	Corneille Jean François Heymans (1892–1968)
Heyrovsky Heyrovsky (crater) Heyrovsky is a small lunar impact crater on the far side of the Moon. This crater lies just beyond the southwestern limb, in an area of the surface that is sometimes brought into view of the Earth during periods of favorable libration and illumination by sunlight...	15 km	Jaroslav Heyrovsky Jaroslav Heyrovský Jaroslav Heyrovský was a Czech chemist and inventor. Heyrovský was the inventor of the polarographic method, father of the electroanalytical method, and recipient of the Nobel Prize in 1959...  (1890–1967)
Hilbert Hilbert (crater) Hilbert is a lunar crater that is located on the far side of the Moon, just past the southeast limb. It lies just beyond the region of the surface that is occasionally brought into view due to libration, and so this feature cannot be observed directly from the Earth.The crater is attached to the...	151 km	David Hilbert David Hilbert David Hilbert was a German mathematician. He is recognized as one of the most influential and universal mathematicians of the 19th and early 20th centuries. Hilbert discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of...  (1862–1943)
Hill Hill (crater) Hill is a small lunar impact crater that is located to the west of the prominent crater Macrobius, near the eastern edge of the Sinus Amoris. This crater was previously designated Macrobius B before being given a name by the IAU...	16 km	George William Hill George William Hill George William Hill , was an American astronomer and mathematician.Hill was born in New York City, New York to painter and engraver John William Hill. and Catherine Smith Hill. He moved to West Nyack with his family when he was eight years old. After attending high school, Hill graduated from...  (1838–1914)
Hind Hind (crater) Hind is a lunar impact crater that lies to the southeast of the walled plain Hipparchus, and due east of the crater Halley. The rim of Hind is relatively free of wear and distortion, except for a break at the north rim. The floor of Hind is relatively uneven, however, compared to the interior of...	29 km	John Russell Hind John Russell Hind John Russell Hind FRS was an English astronomer.- Life and work :John Russell Hind was born in 1823 in Nottingham, the son of lace manufacturer John Hind, and was educated at Nottingham High School...  (1823–1895)
Hinshelwood Hinshelwood (crater) Hinshelwood is a lunar impact crater located on the lunar near side near the northern pole. The crater is located in between the large craters Peary and Hermite and just South of the northern pole. The crater was adopted and named after English chemist Sir Cyril Norman Hinshelwood by the IAU in...	14.2 km	Cyril Norman Hinshelwood Cyril Norman Hinshelwood Sir Cyril Norman Hinshelwood OM PRS was an English physical chemist.Born in London, his parents were Norman Macmillan Hinshelwood, a chartered accountant, and Ethe Frances née Smith. He was educated first in Canada, returning in 1905 on the death of his father to a small flat in Chelsea where he...  (1897–1967)
Hippalus Hippalus (crater) Hippalus the remnant of a lunar crater on the eastern edge of Mare Humorum. To the southeast is the crater Campanus, and to the northwest is the small flooded crater Loewy....	57 km	Hippalus Hippalus Hippalus was a Greek navigator and merchant who probably lived in the 1st century BCE. He is sometimes conjectured to have been the captain of the Greek explorer Eudoxus of Cyzicus' ship....  (unknown-circa 120)
Hipparchus Hipparchus (lunar crater) Hipparchus is the degraded remnant of a lunar crater. It is located to the southeast of Sinus Medii, near the center of the visible Moon. To the south is the prominent crater Albategnius, and to the southwest lies Ptolemaeus, a feature of comparable dimensions to Hipparchus. Horrocks lies entirely...	138 km	Hipparchus Hipparchus Hipparchus, the common Latinization of the Greek Hipparkhos, can mean:* Hipparchus, the ancient Greek astronomer** Hipparchic cycle, an astronomical cycle he created** Hipparchus , a lunar crater named in his honour...  (flourished 140 BC)
Hippocrates Hippocrates (lunar crater) Hippocrates is a lunar crater on the far side of the Moon. It is located in the northern region of the lunar surface, to the north of the crater Stebbins. To the southwest of Hippocrates are Kirkwood and the large Sommerfeld....	60 km	Hippocrates Hippocrates Hippocrates of Cos or Hippokrates of Kos was an ancient Greek physician of the Age of Pericles , and is considered one of the most outstanding figures in the history of medicine...  (circa 460-377 BC)
Hirayama Hirayama (crater) Hirayama is a large lunar crater that is located on the far side of the Moon, just beyond the eastern limb. This region of the surface is sometimes brought into view from Earth during periods of favourable libration. However it is best viewed from orbit. This crater is located along the...	132 km	Kiyotsugu Hirayama Kiyotsugu Hirayama was a Japanese astronomer, best known for his discovery that many asteroid orbits were more similar to one another than chance would allow, leading to the concept of asteroid families, now called "Hirayama families" in his honour....  (1874–1943)
		Shin Hirayama Shin Hirayama was the first Japanese astronomer to discover an asteroid. In 1900 he discovered 498 Tokio and 727 Nipponia.The crater Hirayama on the Moon is jointly named after him and Kiyotsugu Hirayama.-References:* at www12.plala.or.jp...  (1867–1945)
Hoffmeister Hoffmeister (crater) Hoffmeister is a lunar crater that is located on the Moon's far side, to the northwest of the huge walled plain Mendeleev. Some distance to the north of Hoffmeister lies the crater Siedentopf, and to the west-northwest is Gavrilov....	45 km	Cuno Hoffmeister Cuno Hoffmeister Cuno Hoffmeister was a German astronomerand founder of Sonneberg Observatory.Born in Sonneberg in 1892, Hoffmeister obtained his first telescope in 1905 and became an avid amateur astronomer. After his father lost most of his money in 1914, Hoffmeister had to leave school in 1916 to start an...  (1892–1968)
Hogg Hogg (crater) Hogg is a lunar crater on the Moon's far side. It lies less than a crater diameter to the south-southwest of the somewhat larger Kiddinu. This is an old, worn feature with an outer rim that has been eroded to the point where it just forms a rounded crest about the interior. Small craterlets lie...	38 km	Arthur Robert Hogg Arthur Robert Hogg Arthur Robert Hogg was an Australian physicist and astronomer.He was born in Melbourne, Victoria, and was educated at the Royal Melbourne Institute of Technology and at the University of Melbourne where he earned his B.Sc. in 1923 and M.S. in 1925...  (1903–1966)
		Frank Scott Hogg Frank Scott Hogg Frank Scott Hogg was born to Dr. James Scott Hogg and Ida Barberon in Preston, Ontario.After earning and undergraduate degree from the University of Toronto, Hogg received the second doctorate in astronomy awarded at Harvard University in 1929 where he pioneered in the study of spectrophotometry...  (1904–1951)
Hohmann Hohmann (crater) Hohmann is a lunar crater that lies within the central basin of the Mare Orientale formation, on the farside of the Moon. It is located to the south of the crater Maunder, and to the west of Kopff crater. Due to its proximity to the western lunar limb, this area of the surface is occasionally...	16 km	Walter Hohmann Walter Hohmann Walter Hohmann was a German engineer who made an important contribution to the understanding of orbital dynamics. In a book published in 1925, Hohmann demonstrated a very fuel-efficient path to move a spacecraft between two different orbits, now called a Hohmann transfer orbit. He received his Ph.D...  (1880–1945)
Holden Holden (lunar crater) Holden is a lunar crater attached to the southeast rim of the much larger crater Vendelinus. The crater rim is impacted by a craterlet on the north-northwest, and it possesses a terrace along the northeast interior wall. The floor of the crater is flat with no central peak. There is a small crater...	47 km	Edward Singleton Holden Edward Singleton Holden Edward Singleton Holden was an American astronomer.-Early years:He was born in St. Louis, Missouri in 1846 to Jeremiah and Sarah Holden. From 1862-66, he attended Washington University in St. Louis, where he obtained a B.S. degree...  (1846–1914)
Holetschek Holetschek (crater) Holetschek is a lunar crater on the far side of the Moon, to the south-southeast of the huge walled plain Gagarin. To the east of Holetschek is the crater Sierpinski. To the west-southwest is the larger satellite crater Holetschek R....	38 km	Johann Holetschek Johann Holetschek Johann Holetschek was an Austrian astronomer, known for his research on comets. Born in Thuma, in Lower Austria, he worked at the observatory of the University of Vienna. He died at Vienna....  (1846–1923)
Hommel Hommel (crater) Hommel is a lunar crater located in the southeast section of the Moon, in a region that is deeply impacted with a multitude of impact craters. The most notable craters nearby are Pitiscus to the north; Rosenberger due east; and Nearch to the southeast. The prominent crater Vlacq is nearly attached...	126 km	Johann Hommel Johann Hommel Johann Hommel was a German astronomer and mathematician.In 1552 or 1553, Richard Cantzlar introduced transversal dot lines in graduations. It was a variant of the zigzag line system introduced by Hommel. Tycho Brahe obtained the zigzag line system from Hommel.The crater Hommel on the Moon is...  (1518–1562)
Hooke Hooke (lunar crater) Hooke is a lunar crater that is located to the northwest of the crater Messala, in the northeastern part of the Moon. It lies about a crater diameter to the southeast of the comparably sized Shuckburgh....	36 km	Robert Hooke Robert Hooke Robert Hooke FRS was an English natural philosopher, architect and polymath.His adult life comprised three distinct periods: as a scientific inquirer lacking money; achieving great wealth and standing through his reputation for hard work and scrupulous honesty following the great fire of 1666, but...  (1635–1703)
Hopmann Hopmann (crater) Hopmann is a lunar crater that lies in the southern hemisphere on the Moon's far side. It is attached to the northern part of the large walled plain Poincaré. Less than one crater diameter to the north-northwest is the crater Garavito....	88 km	Josef Hopmann Josef Hopmann Josef Hopmann was a German astronomer.He was born in Berlin and received his education at universities in Bonn and Berlin, then became an assistant at Bonn Observatory in 1914. In 1930 he became a full professor and was appointed director of the Leipzig Observatory. Between 1918 and 1974 he...  (1890–1975)
Hornsby Hornsby (crater) Hornsby is a tiny lunar crater in the western part of the Mare Serenitatis, a lunar mare in the northeast quadrant of the Moon's near side. It is a solitary formation that is located at least 100 kilometers from any significant craters, although the curiously shaped depression Aratus CA lies about...	3 km	Thomas Hornsby Thomas Hornsby Thomas Hornsby FRS was a British astronomer and mathematician.Hornsby became a Fellow of Corpus Christi College, Oxford in 1760....  (1733–1810)
Horrebow Horrebow (crater) Horrebow is a lunar impact crater that is located along the northern shore of Mare Frigoris, just to the south of the walled plain J. Herschel. To the west of Horrebow is the crater Robinson....	24 km	Peder Horrebow Peder Horrebow Peder [Nielsen] Horrebow was a Danish astronomer. Born in Løgstør, Jutland to a poor family of fishermen, Horrebow entered the University of Copenhagen in 1703. He worked his way through grammar school and university by virtue of his technical knowledge: he repaired mechanical and musical...  (1679–1764)
Horrocks Horrocks (crater) Horrocks is a lunar impact crater located entirely within the eroded northeast rim of the much larger walled plain Hipparchus. To the south of Horrocks are the craters Halley and Hind and Rhaeticus to the north. Gyldén and Saunder lie to the west and east, respectively...	30 km	Jeremiah Horrocks Jeremiah Horrocks Jeremiah Horrocks , sometimes given as Jeremiah Horrox , was an English astronomer who was the only person to predict, and one of only two people to observe and record, the transit of Venus of 1639.- Life and work :Horrocks was born in Lower Lodge, in...  (1619–1641)
Hortensius Hortensius (crater) Hortensius is a small, bowl-shaped lunar impact crater that is located in the northern part of the Mare Insularum. It lies some distance to the west-southwest of the prominent crater Copernicus. Hortensius is circular and cup-shaped, with a small floor at the mid-point of the sloping interior walls...	14 km	Martin van den Hove Martin van den Hove Martin van den Hove was a Dutch astronomer and mathematician. His adopted Latin name is a translation of the Dutch hof , in Latin horta.-Early life:...  (1605–1639)
Houssay Houssay (crater) Houssay is a lunar impact crater located on the lunar far side near the northern pole. The crater is located to the Northeast of and directly adjacent to crater Nansen. Houssay was adopted and named after Argentinian physiologist Bernardo Houssay by the IAU in 2009.-External links: - Map of...	24.5 km	Bernardo Houssay Bernardo Houssay -External links:* * . WhoNamedIt.* . Nobel Foundation....  (1887–1971)
Houtermans Houtermans (crater) Houtermans is a lunar crater that is located beside the eastern limb of the Moon, in the region of the surface where visibility is affected by libration. It lies to the east of the crater Kreiken, and south of the crater pairing of Helmert and Kao....	29 km	Friedrich Georg Houtermans (1903–1966)
Houzeau Houzeau (crater) Houzeau is a lunar crater on the far side of the Moon. It is located to the northwest of the Mare Orientale impact basin, and ejecta from that event has fallen across this crater rim and its interior. To the south of Houzeau lies the crater Gerasimovich, and one crater diameter to the west is...	71 km	Jean Charles Houzeau (de Lehaie) (1820–1888)
Hubble Hubble (crater) Hubble is a lunar crater that lies very near the east-northeastern limb of the Moon. At this location it is viewed almost from the side from Earth, and the visibility of this feature is affected by libration. It lies to the north of the Mare Marginis and northeast of the crater Cannon...	80 km	Edwin Powell Hubble Edwin Hubble Edwin Powell Hubble was an American astronomer who profoundly changed the understanding of the universe by confirming the existence of galaxies other than the Milky Way - our own galaxy...  (1889–1953)
Huggins Huggins (lunar crater) Huggins is a lunar crater that lies in the rugged southern highlands of the Moon's near side. This crater lies across the eastern rim of the larger crater Orontius. The eastern rim of Huggins is laid across in turn by the slightly smaller crater Nasireddin. Thus these three craters form a triplet...	65 km	Sir William Huggins William Huggins Sir William Huggins, OM, KCB, FRS was an English amateur astronomer best known for his pioneering work in astronomical spectroscopy.-Biography:...  (1824–1910)
Humason Humason (crater) Humason is a tiny lunar impact crater located in the Oceanus Procellarum. This is a cup-shaped crater with an outer rim that rises slightly above the surrounding lunar mare. To the west is a low system of mare wrinkle ridges named the Dorsa Whiston that wind southwards towards Montes Agricola.This...	4 km	Milton Lasell Humason (1891–1972)
Humboldt Humboldt (crater) Humboldt is a large lunar crater that is located near the eastern limb of the Moon. Due to foreshortening this formation has an extremely oblong appearance. The actual shape of the crater is an irregular circle, with a significant indentation along the southeastern rim where the prominent crater...	189 km	Wilhelm von Humboldt Wilhelm von Humboldt Friedrich Wilhelm Christian Karl Ferdinand Freiherr von Humboldt was a German philosopher, government functionary, diplomat, and founder of Humboldt Universität. He is especially remembered as a linguist who made important contributions to the philosophy of language and to the theory and practice...  (1767–1835)
Hume Hume (crater) Hume is a small lunar crater that lies along the eastern limb of the Moon, along the southeast edge of Mare Smythii. It is located just on the far side of the Moon, but it is often brought into sight from Earth due to libration...	23 km	David Hume David Hume David Hume was a Scottish philosopher, historian, economist, and essayist, known especially for his philosophical empiricism and skepticism. He was one of the most important figures in the history of Western philosophy and the Scottish Enlightenment...  (1711–1776)
Husband	29 km	Richard Douglas Husband Richard Douglas Husband Rick Douglas Husband was a United States Air Force Colonel, an astronaut, and the space shuttle commander of STS-107 who was killed when the craft disintegrated after reentry into the Earth's atmosphere. Husband is a recipient of the Congressional Space Medal of Honor.-Background:Husband was born...  (1957–2003)
Hutton Hutton (lunar crater) Hutton is a lunar crater on the far side of the Moon. It lies to the northwest of the larger crater Shayn, and to the north of Nušl.Hutton is a worn, circular crater with a largely symmetrical appearance. Its features include a small craterlet across the western rim, some slight disruption to the...	50 km	James Hutton James Hutton James Hutton was a Scottish physician, geologist, naturalist, chemical manufacturer and experimental agriculturalist. He is considered the father of modern geology...  (1726–1797)
Huxley Huxley (lunar crater) Huxley is a tiny lunar impact crater located in eastern inlet of Mare Imbrium, just to the north of the Montes Apenninus. To the southeast in this range is Mons Ampère. This crater was previously identified as Wallace B before being renamed by the IAU. The crater Wallace lies due west....	4 km	Thomas Henry Huxley (1825–1895)
Hyginus Hyginus (crater) Hyginus is a small lunar caldera located at the east end of the Sinus Medii. Its rim is split by a long, linear rille Rima Hyginus that branches to the northwest and to the east-southeast for a total length of 220 kilometers. The crater is deeper than the rille, and lies at the bend where they...	9 km	Gaius Julius Hyginus Gaius Julius Hyginus Gaius Julius Hyginus was a Latin author, a pupil of the famous Cornelius Alexander Polyhistor, and a freedman of Caesar Augustus. He was by Augustus elected superintendent of the Palatine library according to Suetonius' De Grammaticis, 20...  (flourished first century BC)
Hypatia Hypatia (crater) Hypatia is a lunar crater that lies along the northwest edge of Sinus Asperitatis, a bay on the southwest edge of Mare Tranquillitatis. The nearest crater with an eponym is Alfraganus to the west-southwest...	40 km	Hypatia of Alexandria Hypatia of Alexandria Hypatia was an Egyptian Neoplatonist philosopher who was the first notable woman in mathematics. As head of the Platonist school at Alexandria, she also taught philosophy and astronomy...  (unknown-415 AD)

I

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Ian	1 km	(Scottish Scotland Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...  male name)
Ibn Bajja Ibn Bajja (crater) Ibn Bajjais a small lunar crater located about 199k km from the south pole of the Moon. The ridge north of Ibn Bajja is part of the elevated rim encircling the depressed area containing Cabeus....	12.6 km	Ibn Bajjah Ibn Bajjah Abū-Bakr Muhammad ibn Yahya ibn al-Sāyigh , known as Ibn Bājjah , was an Andalusian polymath: an astronomer, logician, musician, philosopher, physician, physicist, psychologist, botanist, poet and scientist. He was known in the West by his Latinized name, Avempace...  (1095–1138)
Ibn Battuta Ibn Battuta (crater) Ibn Battuta is a small lunar crater on the Mare Fecunditatis, a lunar mare in the eastern part of the Moon's near side. It lies to the southwest of the crater Lindbergh, and northeast of the prominent Goclenius....	11 km	Abu Abdullah Muhammad Ibn Battuta Ibn Battuta Abu Abdullah Muhammad Ibn Battuta , or simply Ibn Battuta, also known as Shams ad–Din , was a Muslim Moroccan Berber explorer, known for his extensive travels published in the Rihla...  (1304–1377)
Ibn Firnas Ibn Firnas (crater) Ibn Firnas is a lunar impact crater on the far side of the Moon, in honour of Abbas Ibn Firnas , who is regarded as the first man to have attempted flying with evidence of some success. Attached to the exterior of its southwestern rim is the prominent crater King...	89 km	Abbas Ibn Firnas Abbas Ibn Firnas Abbas Ibn Firnas , also known as Abbas Qasim Ibn Firnas and عباس بن فرناس , was a Muslim Andalusian polymath: an inventor, engineer, aviator, physician, Arabic poet, and Andalusian musician. Of Berber descent, he was born in Izn-Rand Onda, Al-Andalus , and lived in the Emirate of Córdoba...  (unknown-circa AD 887)
Ibn Yunus Ibn Yunus (crater) Ibn Yunus is the remains of a flooded lunar crater. It lies on the far side of the Moon, just past the eastern limb. It can only be viewed from Earth under conditions of favorable libration and lighting, and even then it is seen from the edge. This feature is attached to the east-southeastern outer...	58 km	Abul al-Hasan ben Ahmad (950-1009)
Ibn-Rushd Ibn-Rushd (crater) Ibn-Rushd is a lunar impact crater located to the northwest of the larger crater Cyrillus. To the northwest is the crater Kant and to the north is Mons Penck, a mountain promontory. The crater is somewhat eroded with age, and the southern rim is overlain by a pair of smaller craters named Cyrillus...	32 km	Averroës Averroes ' , better known just as Ibn Rushd , and in European literature as Averroes , was a Muslim polymath; a master of Aristotelian philosophy, Islamic philosophy, Islamic theology, Maliki law and jurisprudence, logic, psychology, politics, Arabic music theory, and the sciences of medicine, astronomy,...  (1126–1198)
Icarus Icarus (crater) Icarus is a lunar impact crater that lies on the Moon's far side. It is located to the west of the huge walled plain Korolev, and less than two crater diameters to the east of the crater Daedalus. To the south of Icarus is the smaller Amici....	96 km	Icarus (mythology) Icarus (mythology) In Greek mythology, Icarus is the son of the master craftsman Daedalus. The main story told about Icarus is his attempt to escape from Crete by means of wings that his father constructed from feathers and wax...
Ideler Ideler (crater) Ideler is a small lunar impact crater in the low southern latitudes of the Moon. This formation is visible from the Earth, but it appears somewhat foreshortened due to its location. The crater lies just to the northeast of the larger crater Baco, and west-northwest of the prominent Pitiscus...	38 km	Christian Ludwig Ideler Christian Ludwig Ideler Christian Ludwig Ideler , German chronologist and astronomer, was born near Perleberg on the 21st of September 1766.-Life:...  (1766–1846)
Idel'son Idel'son (crater) Idel'son is a lunar crater that is located on the far side of the Moon. It lies just behind the southern lunar limb, in a region that is sometimes brought into view of the Earth due to libration...	60 km	Naum Il'ich Idel'son (1885–1951)
Il'in Il'in (crater) Il'in is a small lunar crater that is located on the far side of the Moon, just beyond the western limb. It lies in the western half of Mare Orientale, in the central basin amidst the lava-flooded lunar mare. To the east of this crater is the somewhat larger crater Hohmann.Il'in is circular and...	13 km	Nikolaj Yakovlevich Il'in (1901–1937)
Ina	3 km	(Latin Latin Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...  female name)
Ingalls Ingalls (crater) Ingalls is an old lunar crater that lies on the far side of the Moon. It is located to the north-northwest of the walled plain Mach. About the same distance to the west is the crater Joule....	37 km	Albert Graham Ingalls Albert Graham Ingalls Albert Graham Ingalls was an American scientific editor and amateur astronomer. Through his columns in Scientific American, including "The Amateur Scientist", and his three-volume series Amateur Telescope Making, Ingalls exerted a great influence on amateur astronomy and amateur telescope making...  (1888–1958)
Inghirami Inghirami (crater) Inghirami is a lunar impact crater that is located toward the southwestern limb of the Moon. It lies to the southwest of the large walled plain Schickard. Northwest of Inghirami is the wide Vallis Inghirami, a wide, straight valley that is radial to the Mare Orientale impact basin...	91 km	Giovanni Inghirami Giovanni Inghirami Giovanni Inghirami was an Italian astronomer, and a Piarist religious. There is a valley on the moon named after him as well as a crater.-Life:...  (1779–1851)
Innes Innes (crater) Innes is a lunar impact crater on the Moon's far side. It is located less than a crater diameter to the east-southeast of the prominent crater Seyfert. To the southeast of Innes is the crater Meggers, and to the west-southwest lies Polzunov....	42 km	Robert Thorburn Ayton Innes Robert T. A. Innes Robert Thorburn Ayton Innes was a Scottish-South African astronomer best known for discovering Proxima Centauri in 1915, and numerous binary stars. He was also the first astronomer to have seen the Great January Comet of 1910, on January 12...  (1861–1933)
Ioffe Ioffe (crater) Ioffe is a lunar impact crater on the far side of the Moon. It lies to the south of the walled plain Hertzsprung, and is attached to the southwestern outer rim of Fridman. Only a short stretch of terrain separates Ioffe from Belopol'skiy to the southeast....	86 km	Abram Fedorovich Ioffe (1880–1960)
Isabel	1 km	(Spanish female name)
Isaev Isaev (crater) Isaev is a lunar crater on the far side of the Moon. It is entirely contained within the much larger walled plain Gagarin, and lies in the northwestern part of Gagarin's interior floor. The northwestern outer rim of Isaev is attached to the inner rim of Gagarin.Although younger than Gagarin, in...	90 km	Aleksei Mihailovich Isaev Aleksei Mihailovich Isaev Aleksei Mikhailovich Isaev was a Russian rocket engineer.Aleksei Isaev began work under Leonid Dushkin during World War II, on an experimental rocket-powered interceptor plane. In 1944 he formed his own design bureau to engineer liquid-propellant engines...  (1908–1971)
Isidorus Isidorus (crater) Isidorus is a lunar crater that is located to the north of the Mare Nectaris, on the eastern half of the Moon's near side. It forms a pair with the slightly larger Capella, which is attached to the east-northeastern rim...	42 km	St. Isidore of Seville Isidore of Seville Saint Isidore of Seville served as Archbishop of Seville for more than three decades and is considered, as the historian Montalembert put it in an oft-quoted phrase, "le dernier savant du monde ancien"...  (circa 570-636)
Isis	1 km	Isis Isis Isis or in original more likely Aset is a goddess in Ancient Egyptian religious beliefs, whose worship spread throughout the Greco-Roman world. She was worshipped as the ideal mother and wife as well as the matron of nature and magic...  (Egyptian Ancient Egypt Ancient Egypt was an ancient civilization of Northeastern Africa, concentrated along the lower reaches of the Nile River in what is now the modern country of Egypt. Egyptian civilization coalesced around 3150 BC with the political unification of Upper and Lower Egypt under the first pharaoh...  goddess Goddess A goddess is a female deity. In some cultures goddesses are associated with Earth, motherhood, love, and the household. In other cultures, goddesses also rule over war, death, and destruction as well as healing.... )
Ivan	4 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  male name)
Izsak Izsak (crater) Izsak is a small lunar impact crater that is located on the Moon's far side, hidden from view from the Earth. It lies about half-way between the walled plains Fermi to the northeast and Milne to the southwest. Due south of Izsak is the larger crater Schaeberle. Izsak is a circular, nearly symmetric...	30 km	Imre Izsak Imre Izsak Imre Gyula Izsák was a Hungarian mathematician, physicist, astronomer, and celestial mechanician....  (1929–1965)

J

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
J. Herschel J. Herschel (crater) J. Herschel is large lunar crater of the variety termed a walled plain. It is located in the northern part of the Moon's surface, and so appears foreshortened when viewed from the Earth. The southeastern rim of J. Herschel forms part of the edge of the Mare Frigoris lunar mare. To the northwest is...	165 km	John Herschel John Herschel Sir John Frederick William Herschel, 1st Baronet KH, FRS ,was an English mathematician, astronomer, chemist, and experimental photographer/inventor, who in some years also did valuable botanical work...  (1792–1871)
Jackson Jackson (crater) Jackson is a prominent lunar impact crater that is located in the northern hemisphere on the far side of the Moon. Less than one crater to the northeast is the crater Mineur, and to the south-southwest lies McMath....	71 km	John Jackson John Jackson (astronomer) John Jackson was a Scottish astronomer.Born in Paisley, Renfrewshire, Scotland, he was educated at Paisley Grammar School, studying a range of subjects including the sciences and French and German, but not Latin or Greek, which were compulsory if he intended to sit the entrance examinations for...  (1887–1958)
Jacobi Jacobi (crater) Jacobi is a lunar crater that is located in the southern highlands on the near side of the Moon. It lies southeast of the crater Lilius, with Cuvier to the north-northwest and Baco to the northeast. The crater is 68 kilometers in diameter and 3.3 kilometers in depth...	68 km	Karl Gustav Jacob Jacobi (1804–1851)
Jansen Jansen (crater) Jansen is lunar crater in the north part of the Mare Tranquillitatis. It is located to the east-southeast of the crater Plinius. The rim of Jansen is low and narrow, with a notch along the western edge. The interior is relatively level, which may indicate it has been covered by lava...	23 km	Zacharias Janszoon (1580-circa 1638)
Jansky Jansky (crater) Jansky is a lunar impact crater that lies along the eastern limb of the Moon. It lies due east of the larger walled plain Neper, along the southern edge of the Mare Marginis. Due to its location, this crater is viewed from the side from Earth, limiting the amount of detail that can be observed...	72 km	Karl Jansky (1905–1950)
Janssen Janssen (lunar crater) Janssen is an ancient impact crater located in the highland region near the southeastern lunar limb. The entire structure has been heavily worn and is marked by many lesser crater impacts. The outer wall is breached in multiple locations, but the outline of the crater rim can still be observed...	199 km	Pierre Jules César Janssen Pierre Jules César Janssen Pierre Jules César Janssen , usually known in French as Jules Janssen, was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gas helium....  (1824–1907)
Jarvis Jarvis (crater) Jarvis is a crater that lies on the far side of the Moon. It is located within the walled plain Apollo, and lies in the eastern half of this basin within the interior ring....	38 km	Gregory Bruce Jarvis Gregory Jarvis Gregory Bruce Jarvis was an American engineer who died during the destruction of the Space Shuttle Challenger on mission STS-51-L, where he was serving as Payload Specialist.-Education:...  (1944–1986)
Jeans Jeans (lunar crater) Jeans is a lunar crater along the southeastern limb of the Moon. The majority of this formation lies on the far side with respect to the Earth, but favorable librations can bring the entire crater into view...	79 km	Sir James Hopwood Jeans James Hopwood Jeans Sir James Hopwood Jeans OM FRS MA DSc ScD LLD was an English physicist, astronomer and mathematician.-Background:...  (1877–1946)
Jehan	5 km	(Turkish Turkish language Turkish is a language spoken as a native language by over 83 million people worldwide, making it the most commonly spoken of the Turkic languages. Its speakers are located predominantly in Turkey and Northern Cyprus with smaller groups in Iraq, Greece, Bulgaria, the Republic of Macedonia, Kosovo,...  female name)
Jenkins Jenkins (crater) Jenkins is a lunar crater that lies along the equator of the Moon, near the eastern limb. It is attached to the eastern rim of the slightly larger crater Schubert X, intruding somewhat into the interior. The crater Nobili is likewise attached to the western rim of Schubert X and intrudes slightly...	38 km	Louise Freeland Jenkins Louise Freeland Jenkins Louise Freeland Jenkins was an American astronomer.She was born in Fitchburg, Massachusetts. In 1911 she graduated from Mount Holyoke College, then she received a Master's degree in astronomy in 1917 from the same institution...  (1888–1970)
Jenner Jenner (crater) Jenner is a lunar crater that is located within the Mare Australe. It lies just past the southeastern limb, on the far side of the Moon, and can be viewed from the Earth during periods of favorable libration and lighting...	71 km	Edward Jenner Edward Jenner Edward Anthony Jenner was an English scientist who studied his natural surroundings in Berkeley, Gloucestershire...  (1749–1823)
Jerik	1 km	(Scandinavia Scandinavia Scandinavia is a cultural, historical and ethno-linguistic region in northern Europe that includes the three kingdoms of Denmark, Norway and Sweden, characterized by their common ethno-cultural heritage and language. Modern Norway and Sweden proper are situated on the Scandinavian Peninsula,... n male name)
Joliot Joliot (crater) Joliot is a large lunar impact crater that lies on the far side of the Moon, just past the eastern limb. At this location it lies in a region of the surface that comes into sight during a favorable libration, although at such times it is viewed from the side...	164 km	Frédéric Joliot-Curie Frédéric Joliot-Curie Jean Frédéric Joliot-Curie , born Jean Frédéric Joliot, was a French physicist and Nobel laureate.-Early years:...  (1900–1958)
Jomo	7 km	(African male name)
José	2 km	(Spanish male name)
Joule Joule (crater) Joule is a lunar impact crater that lies on the far side of the Moon. It is located to the north-northeast of the walled plain Mach. To the northwest of Joule is the crater Blazhko....	96 km	James Prescott Joule James Prescott Joule James Prescott Joule FRS was an English physicist and brewer, born in Salford, Lancashire. Joule studied the nature of heat, and discovered its relationship to mechanical work . This led to the theory of conservation of energy, which led to the development of the first law of thermodynamics. The...  (1818–1889)
Joy Joy (crater) Joy is a tiny lunar crater located in the irregular ground just to the west of Mare Serenitatis. It is a circular, cup-shaped feature with a slightly raised rim. The crater was designated Hadley A until it was renamed by the IAU. Mons Hadley lies to the west-northwest in the Montes Apenninus...	5 km	Alfred Harrison Joy Alfred Harrison Joy Alfred Harrison Joy was an astronomer best known for his work on stellar distances, the radial motion of stars, and variable stars.-Early years:...  (1882–1973)
Jules Verne Jules Verne (crater) Jules Verne is a large lunar crater on the far side of the Moon, named after the French author. It is located to the west-southwest of the Mare Ingenii, one of the few lunar mares on the far side. To the southeast of Jules Verne is the crater Lundmark, while Koch is located to the south-southeast...	143 km	Jules Verne Jules Verne Jules Gabriel Verne was a French author who pioneered the science fiction genre. He is best known for his novels Twenty Thousand Leagues Under the Sea , A Journey to the Center of the Earth , and Around the World in Eighty Days...  (1828–1905)
Julienne Julienne (crater) Julienne is a tiny lunar crater that is located in the irregular terrain to the south and slightly to the east of the prominent crater Archimedes....	2 km	(French French language French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...  female name)
Julius Caesar Julius Caesar (crater) Julius Caesar is a lava-flooded lunar crater with a low, irregular, and heavily worn wall. It is located to the west of Mare Tranquillitatis, and directly southeast of the crater Manilius on the Mare Vaporum. To the east is the rounded Sosigenes....	90 km	Julius Caesar Julius Caesar Gaius Julius Caesar was a Roman general and statesman and a distinguished writer of Latin prose. He played a critical role in the gradual transformation of the Roman Republic into the Roman Empire....  (circa 102-44 BC)

K

Crater Impact crater In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...	Diameter Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...	Eponym Eponym An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
Kaiser Kaiser (lunar crater) Kaiser is a lunar crater. It lies in the crater-riddled terrain in the southern part of the Moon's near side. The crater is nearly attached to the northeast rim the slightly larger crater Fernelius, and the two are separated by an irregular patch of ground only a few kilometers wide...	52 km	Frederik Kaiser Frederik Kaiser Frederik Kaiser was a Dutch astronomer.He was director of the Leiden Observatory from 1838 until his death....  (1808–1872)
Kamerlingh Onnes Kamerlingh Onnes (crater) Kamerlingh Onnes is a lunar crater on the far side of the Moon. It lies less than a crater diameter to the north-northwest of the crater Kolhörster. North of Kamerlingh Onnes lies Shternberg and to the northwest is Weyl....	66 km	Heike Kamerlingh Onnes Heike Kamerlingh Onnes Heike Kamerlingh Onnes was a Dutch physicist and Nobel laureate. He pioneered refrigeration techniques, and he explored how materials behaved when cooled to nearly absolute zero. He was the first to liquify helium...  (1853–1926)
Kane Kane (crater) Kane is the walled remains of a lunar crater that has been flooded by lava from Mare Frigoris to the south, and it lies on the northeast edge of this mare. The crater lies midway between the craters C. Mayer to the west and Democritus in the east...	54 km	Elisha Kent Kane (1820–1857)
Kant Kant (crater) Kant is a small lunar impact crater that is located to the northwest of the prominent crater Cyrillus and the comparably sized Ibn Rushd. To the northwest is Zöllner, and to the east is Mons Penck. This last feature forms a mountainous promontory reaching a height of about 4 km.This crater has a...	33 km	Immanuel Kant Immanuel Kant Immanuel Kant was a German philosopher from Königsberg , researching, lecturing and writing on philosophy and anthropology at the end of the 18th Century Enlightenment....  (1724–1804)
Kao Kao (crater) Kao is a small lunar crater that is located near the eastern limb of the Moon. It lies near the southern edge of the Mare Smythii, a lunar mare that continues onto the far side of the surface. This crater lies to the east-southeast of the crater Widmannstätten...	34 km	Ping-Tse Kao Ping-Tse Kao Ping-Tse Kao was a Chinese astronomer. He was entirely self-taught in this field. The crater Kao on the Moon is named in his honor....  (1888–1970)
Kapteyn Kapteyn (crater) Kapetyn is a lunar impact crater that is near the eastern limb of the Moon, to the west of the crater La Pérouse. West of Kapetyn is the slightly smaller Barkla, and farther to the west-northwest is the prominent Langrenus....	49 km	Jacobus C. Kapteyn Jacobus Kapteyn Jacobus Cornelius Kapteyn, was a Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation....  (1851–1922)
Karima	3 km	(Arabic female name)
Karpinskiy Karpinskiy (crater) Karpinskiy is a lunar impact crater that lies in the northern part of the Moon on the far side from the Earth. This crater is concentric with a larger and older formation lying along the southern rim. This combined rim gives Karpinskiy a larger and wider interior wall along its south face...	92 km	Alexander Petrovich Karpinsky (1846–1936)
Karrer Karrer (crater) Karrer is a lunar impact crater that is located in the southern hemisphere on the far side of the Moon. It lies to the northeast of the crater Minkowski, and south of Leavitt....	51 km	Paul Karrer Paul Karrer Paul Karrer was a Swiss organic chemist best known for his research on vitamins. He and Walter Haworth won the Nobel Prize for Chemistry in 1937.-Early years:...  (1889–1971)
Kasper	12 km	(Polish Polish language Polish is a language of the Lechitic subgroup of West Slavic languages, used throughout Poland and by Polish minorities in other countries...  male name)
Kästner Kästner (crater) Kästner is a lunar crater that is located near the eastern limb of the Moon, to the southwest of the Mare Smythii. Just to the northwest of Kästner is the walled plain Gilbert. To the south is the prominent crater Ansgarius, and to the southwest lies La Pérouse.This formation belongs to the...	108 km	Abraham Gotthelf Kästner
Katchalsky Katchalsky (crater) Katchalsky is a crater that lies on the far side of the Moon. It lies to the southeast of the larger crater Lobachevskiy, and to the west of the prominent King. Less than a half-crater diameter to the southeast of Katchalsky is Viviani....	32 km	Aharon Katzir-Katchalsky (1914–1972)
Kathleen	5 km	(Irish Ireland Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...  female name)
Kearons Kearons (crater) Kearons is a small lunar crater that is located on the far side of the Moon, to the northwest of the Mare Orientale impact basin, in the outer skirt of ejecta that surrounds the Montes Cordillera range. It is a relatively isolated crater, possibly because any nearby features have been buried under...	23 km	William M. Kearons (1878–1948)
Keeler Keeler (lunar crater) Keeler is a large lunar crater that lies on the Moon's far side. It is connected along the eastern edge to Heaviside, a walled plain of similar dimensions. Keeler, however, is the younger of the two formations, with more clearly delineated features...	160 km	James Edward Keeler (1857–1900)
Kekulé Kekulé (crater) Kekulé is a lunar crater on the far side of the Moon. It lies just to the west-southwest of the larger crater Poynting, on the edge of the ejecta skirt surrounding the walled plain Hertzsprung to the southeast....	94 km	Friedrich August Kekulé von Stradonitz Friedrich August Kekulé von Stradonitz Friedrich August Kekule von Stradonitz was a German organic chemist. From the 1850s until his death, Kekule was one of the most prominent chemists in Europe, especially in theoretical chemistry...  (1829–1896)
Keldysh Keldysh (crater) Keldysh is a lunar impact crater that is located in the northeastern part of the Moon, at the eastern rim of the Mare Frigoris. It lies due north of the prominent crater Atlas, and to the northeast of the notable Hercules....	33 km	Mstislav Vsevolodovich Keldysh (1911–1978)
Kepinski Kepinski (crater) Kepinski is a lunar crater on the Moon's far side. It lies to the northwest of the larger crater Vernadskiy, and northeast of Meggers.Kepinski has an outer rim that is marginally eroded due to subsequent impacts, especially along the southwest side. The inner walls are relatively featreless,...	31 km	Felicjan Kępiński Felicjan Kepinski Felicjan Kępiński was a Polish astronomer....  (1885–1966)
Kepler Kepler (lunar crater) Kepler is a lunar impact crater that lies between the Oceanus Procellarum to the west and Mare Insularum in the east. To the southeast is the crater Encke....	31 km	Johannes Kepler Johannes Kepler Johannes Kepler was a German mathematician, astronomer and astrologer. A key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary motion, codified by later astronomers, based on his works Astronomia nova, Harmonices Mundi, and Epitome of Copernican...  (1571–1630)
Khvol'son Khvol'son (crater) Khvol'son is a crater on the far side of the Moon. It lies just to the east-southeast of the large walled plain Pasteur. Less than a crater diameter to the north-northeast of Khvol'son is the crater Meitner, and just to the east-southeast lies Kondratyuk....	54 km	Orest Daniilovich Khvol'son Orest Khvolson Orest Danilovich Khvolson or Chwolson was a Russian physicist and honorary member of the Soviet Academy of Sciences...  (1852–1934)
Kibal'chich Kibal'chich (crater) Kibal'chich is a crater on the Moon's far side. It lies to the northeast of the large walled plain Korolev, and is attached to the southeastern outer rim of the crater Tsander....	92 km	Nikolaj Ivanovich Kibal'chich (1853–1881)
Kidinnu Kidinnu (crater) Kidinnu is an impact crater on the Moon's far side. It lies to the south of the crater H. G. Wells and to the southeast of Cantor.This is a somewhat unevenly formed crater with an outer rim that forms a rounded polygon. The inner wall varies in width, with the narrowest stretch along the...	56 km	Kidinnu Kidinnu Kidinnu was a Chaldean astronomer and mathematician. Strabo of Amaseia called him Kidenas, Pliny the Elder Cidenas, and Vettius Valens Kidynas....  (unknown-circa 343 BC).
Kies Kies (crater) Kies is the remnant of a lunar crater that has been flooded by basaltic lava, leaving only a remnant of the outer rim. It is located in the Mare Nubium almost due south of the crater Bullialdus. Northwest of Kies is König. To the south-southwest lies a lunar dome structure designated Kies Pi...	45 km	Johann Kies Johann Kies Johann Kies was a German astronomer and mathematician. Born in Tübingen, Kies worked in Berlin in 1751 alongside Jérôme Lalande in order to make observations on the lunar parallax in concert with those of Nicolas Louis de Lacaille at the Cape of Good Hope.From 1742 to 1754, at the recommendation...  (1713–1781)
Kiess Kiess (crater) Kiess is a lunar crater next to the southern border of the Mare Smythii, near the eastern limb of the Moon. It is located to the east of the crater Kästner, and to the north of Dale and Kreiken....	63 km	Carl Clarence Kiess Carl Clarence Kiess Carl Clarence Kiess was an American astronomer.While working at the Lick Observatory on July 6, 1911, Kiess discovered comet C/1911 N1, which was named after him....  (1887–1967)
Kimura Kimura (crater) Kimura is a small impact crater that is located on the Moon's far side, beyond the southeastern limb. It lies to the west-northwest of the crater Fechner, along the northeastern rim of an unnamed basin in the surface....	28 km	Hisashi Kimura Hisashi Kimura was a Japanese astronomer originally from Kanazawa, Ishikawa.He devoted his career to the study and measurement of variation in latitude, building upon the work of Seth Carlo Chandler, who discovered the Chandler wobble. He was director of the International Latitude Observatory at Mizusawa,...  (1870–1943)
Kinau Kinau (crater) Kinau is a small, eroded lunar crater that is located in the low southern latitudes of the Moon. It lies to the southeast of the crater Jacobi, and about equally far to the north-northwest of Pentland. It is 42 kilometers in diameter and two kilometers deep...	41 km >	Adolph Gottfried Kinau Adolph Gottfried Kinau Adolph Gottfried Kinau was a German Protestant minister and astronomer.Born in Aschersleben into a family of ministers and teachers, he studied theology in Halle and Magdeburg from 1833 to 1840. Until 1851, he had several appointments as teacher. Till 1861 he was minister in Rohr in Thuringia...  (1814–1887)
King King (crater) King is a prominent lunar impact crater that is located on the far side of the Moon, and can not be viewed directly from Earth. It forms a pair with Ibn Firnas, which is only slightly larger and is attached to the northeast rim of King...	76 km	Arthur Scott King Arthur Scott King Arthur Scott King was an American physicist and astrophysicist.He was born in Jerseyville, Illinois, the son of Robert Andrew and Miriam Munson King. In 1883 the family moved to Santa Rosa, California in an attempt to alleviate their son Arthur's chronic asthma...  (1876–1957)
		Edward Skinner King Edward Skinner King Edward Skinner King was an American astronomer.In 1887 he graduated from Hamilton College and joined the staff of the Harvard Observatory, where he supervised the photographic imaging and related work. He became a pioneer and authority on the process of photographic photometry...  (1861–1931)
Kira	3 km	(Russian Russian language Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...  female name)
Kirch Kirch (crater) Kirch is a small lunar impact crater in the eastern part of the Mare Imbrium, a large lunar mare in the northwest quadrant of the Moon. This is a relatively solitary formation with the nearest comparable crater being Piazzi Smyth to the northeast. Notable features in the vicinity are the Montes...	11 km	Gottfried Kirch Gottfried Kirch Gottfried Kirch was a German astronomer. The son of a shoemaker in Guben, Electorate of Saxony, Kirch first worked as a calendar-maker in Saxonia and Franconia. He began to learn astronomy in Jena, and studied under Hevelius in Danzig...  (1639–1710)
Kircher Kircher (crater) Kircher is a lunar crater that is located in the south-southwestern part of the Moon, near the southern limb. In this position the crater appears foreshortened when viewed from the Earth...	72 km	Athanasius Kircher Athanasius Kircher Athanasius Kircher was a 17th century German Jesuit scholar who published around 40 works, most notably in the fields of oriental studies, geology, and medicine...  (1601–1680)
Kirchhoff Kirchhoff (crater) Kirchhoff is a small lunar impact crater that is located in the northern part of the Montes Taurus range. It lies to the west of the crater Newcomb, and southeast of the crater pair of Hall and G. Bond....	24 km	Gustav Kirchhoff Gustav Kirchhoff Gustav Robert Kirchhoff was a German physicist who contributed to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects...  (1824–1887)
Kirkwood Kirkwood (crater) Kirkwood is a well-formed lunar impact crater that is located on the far side of the Moon, on the northern hemisphere. It lies just to the northeast of the crater Sommerfeld, and Hippocrates is located to the east-northeast....	67 km	Daniel Kirkwood Daniel Kirkwood Daniel Kirkwood was an American astronomer.Born in Harford County, Maryland, he was graduated in mathematics from the York County Academy in York, Pennsylvania in 1838...  (1814–1895)
Klaproth Klaproth (crater) Klaproth is an old lunar crater that lies in the rugged southern highlands of the Moon's near side. Due to its location, this crater appears significantly foreshortened when viewed from the Earth...	119 km	Martin Heinrich Klaproth Martin Heinrich Klaproth Martin Heinrich Klaproth was a German chemist.Klaproth was born in Wernigerode. During a large portion of his life he followed the profession of an apothecary...  (1743–1817)
Klein Klein (crater) Klein is a lunar impact crater that is located across the western rim of the larger crater Albategnius, in the central highlands region of the Moon....	44 km	Hermann Joseph Klein Hermann Joseph Klein Hermann Joseph Klein was a German astronomer, author and professor. Born in Cologne, Germany on September 14, 1844, he attained his doctorate from the University of Cologne in 1874, and taught at the school...  (1844–1914)
Kleymenov Kleymenov (crater) Kleymenov is a crater on the far side of the Moon. It is located near the east-northeastern outer wall of the huge walled plain Apollo, and to the west-northwest of the large crater Chebyshev. To the north is Mariotte....	55 km	Ivan Terentyevich Kleymenov (1898–1938)
Klute Klute (crater) Klute is a crater on the Moon's far side. It lies to the southeast of the larger walled plain Fowler, and east of the crater Gadomski. Klute is a heavily worn crater with multiple smaller craters along the outer rim. A crater occupies the northwestern interior floor and lies nested against the...	75 km	Daniel O. Klute (1921–1964)
Knox-Shaw Knox-Shaw (crater) Knox-Shaw is a small lunar impact crater that is located near the eastern limb of the Moon, and lies on the eastern floor of the walled plain Banachiewicz....	12 km	Harold Knox-Shaw Harold Knox-Shaw Harold Knox-Shaw was an English astronomer.He was born in St Leonards-on-Sea, Sussex as the oldest of four siblings. During his youth he earned scholarships to Wellington College in Berkshire and to Trinity Hall, Cambridge, from which he graduated in 1907 ranked as Sixth Wrangler...  (1885–1970)
Koch Koch (crater) Koch is a crater on the far side of the Moon. It lies in the southern hemisphere, to the south-southeast of the walled plain Jules Verne. Attached to the northeastern rim of Koch by a neck of uneven terrain is the crater Lundmark. Less than one crater diameter to the south of Koch is Crocco.This...	95 km	Robert Koch Robert Koch Heinrich Hermann Robert Koch was a German physician. He became famous for isolating Bacillus anthracis , the Tuberculosis bacillus and the Vibrio cholerae and for his development of Koch's postulates....  (1843–1910)
Kocher Kocher (crater) Kocher is a lunar impact crater located on the lunar far side near the southern pole. The crater is located Southeast of the Ashbrook and Drygalski craters. Kocher was adopted and named after Swiss physician Emil Kocher by the IAU in 2009.-External links:...	21.7 km	Emil Kocher (1841–1917)
Kohlschütter Kohlschütter (crater) Kohlschütter is a lunar crater that cannot be viewed directly from the Earth as it lies on the Moon's far side. It is located a couple of hundred kilometers to the southeast of the Mare Moscoviense, and due south of the smaller crater Nagaoka...	53 km	Arnold Kohlschütter Arnold Kohlschütter Ernst Arnold Kohlschütter was a German astronomer and astrophysicist from Halle.In 1908 he was awarded his Ph.D. from the University of Göttingen....  (1883–1969)
Kolhörster Kolhörster (crater) Kolhörster is a lunar crater that is located on the moon's far side. It lies about a crater-diameter to the south-southeast of the crater Kamerlingh Onnes, and to the northeast of the crater Michelson. To the south of Kolhörster is an area marked with crater chains formed from secondary impacts...	97 km	Werner Kolhörster Werner Kolhörster Werner Heinrich Gustav Kolhörster was a German physicist and a pioneer of research into cosmic rays.Kolhörster was born in Schwiebus , Province of Brandenburg...  (1887–1946)
Komarov Komarov (crater) Komarov is a lunar crater that lies across the southeastern edge of Mare Moscoviense, on the northern hemisphere of the far side of the Moon. It is a complex feature with an irregular appearance....	78 km	Vladimir M. Komarov (1927–1967)
Kondratyuk Kondratyuk (crater) Kondratyuk is a worn crater on the Moon's far side. It is located to the west-northwest of the large walled plain Fermi, and to the northeast of the crater Hilbert. To the north-northwest is Meitner, and to the northeast lies Langemak....	108 km	Yurij V. Kondratyuk Yuri Kondratyuk Yuri Vasilievich Kondratyuk , was a follower, supporter and founder of cosmism, pioneer of astronautics and spaceflight. He was a theoretician and a visionary who, in the early twentieth century, foresaw ways of reaching the moon...  (1897–1942)
König König (crater) König is a lunar crater on the southwest Mare Nubium. It lies to the southwest of the prominent crater Bullialdus, and northwest of the flooded Kies. The rim of König is somewhat polygonal in outline, with a small outward bulge to the south and only a slight outer rampart. The crater interior is...	23 km	Rudolf König Rudolf König Rudolf König was an Austrian merchant, amateur astronomer and selenographer.He was born in Vienna and received his technical education in Leipzig...  (1865–1927)
Konoplev Konoplev (crater) Konoplev is a small lunar crater that is located on the Moon's far side. It lies less than a crater diameter to the west of the satellite crater Ellerman Q. Ellerman itself is located farther to the northeast...	25 km	B. T. Konoplev (1912–1960)
Konstantinov Konstantinov (crater) Konstantinov is a lunar impact crater that is located to the southeast of the Mare Moscoviense, on the far side of the Moon. To the west of Konstantinov is the smaller crater Nagaoka, and to the south-southeast is the small Van Gent....	75 km	Konstantin Ivanovich Konstantinov (1817–1871)
Kopff Kopff (crater) Kopff is a lunar crater that lies along the eastern edge of the inner Mare Orientale impact basin, on the western limb of the Moon. In this position the crater is seen from on edge from the Earth, and its visibility is affected by libration...	41 km	August Kopff August Kopff August Kopff was a German astronomer who discovered several comets and asteroids. He worked in Heidelberg, then joined the Humboldt University of Berlin where he became the Director of the Institute for Astronomical Calculation.He discovered some comets, including periodic comet 22P/Kopff and the...  (1882–1960)
Korolev Korolev (lunar crater) Korolev is a large lunar crater of the walled plain type, named for Soviet rocket engineer Sergey Korolyov. It lies on the far side of the Moon, and the northern part of its floor crosses the lunar equator...	437 km	Sergei P. Korolev (1906–1966)
Kosberg Kosberg (crater) Kosberg is a small lunar crater that is located near the middle of the huge walled plain Gagarin, which lies on the far side of the Moon and cannot be viewed directly from the Earth. Kosberg is a flat-bottomed crater with a circular outer rim, simple sloping inner walls, and a somewhat lumpy...	15 km	Semyon Ariyevich Kosberg (1903–1965)
Kostinskiy Kostinskiy (crater) Kostinsky is a lunar crater on the far side of the Moon. It is nearly attached to the northeastern outer rim of the crater Guyot. About one crater diameter to the southeast is Ostwald, and farther to the north is Olcott....	75 km	Sergey K. Kostinskiy (1867–1937)
Koval'skiy Koval'skiy (crater) Koval'skiy is a crater on the far side of the Moon. It lies about one crater diameter to the southeast of the prominent Sklodowska, and to the north-northwest of Bowditch and Lacus Solitudinis, a small lunar mare....	49 km	Marian Albertovich Koval'skiy (1821–1884)
Kovalevskaya Kovalevskaya (crater) Kovalevskaya is a prominent lunar impact crater that is located on the Moon's far side. It lies to the southwest of the larger walled plain Landau. To the south of Kovalevskaya are the craters Poynting and Fersman....	115 km	Sofia V. Kovalevskaya Sofia Kovalevskaya Sofia Vasilyevna Kovalevskaya , was the first major Russian female mathematician, responsible for important original contributions to analysis, differential equations and mechanics, and the first woman appointed to a full professorship in Northern Europe.She was also one of the first females to...  (1850–1891)
Kozyrev Kozyrev (crater) Kozyrev is an impact crater on the far side of the Moon. It lies to the south-southeast of the crater Carver, and to the southwest of the Roche–Pauli crater pair....	65 km	Nikolay Alexandrovich Kozyrev (1908–1983)
Krafft Krafft (crater) Krafft is a prominent lunar impact crater located near the western edge of the Oceanus Procellarum. To the north is the lava-flooded walled plain Eddington. Almost due south is the crater Cardanus, and the two are connected by a 60-kilometer-long chain of craters known as the Catena Krafft.Krafft...	51 km	Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft Wolfgang Ludwig Krafft was a German astronomer and physicist. He is the namesake of the lunar crater Krafft which has a diameter of 51 km.-External links:*...  (1743–1814)
Kramarov Kramarov (crater) Kramarov is a small lunar impact crater that is located on the far side of the Moon. It lies just beyond the western limb, at the far edge of the region that is brought into view during favorable librations...	20 km	Grigory Moiseevich Kramarov (1887–1970)
Kramers Kramers (crater) Kramers is an old lunar crater that is located on the northern hemisphere on the far side of the Moon. It lies some distance to the west of the larger crater Coulomb, and to the northwest of the smaller Weber....	61 km	Hendrik Anthony Kramers Hendrik Anthony Kramers Hendrik Anthony "Hans" Kramers was a Dutch physicist.-Background and education:...  (1894–1952)
Krasnov Krasnov (crater) Krasnoff is a lunar impact crater that is located in the southeastern part of the Montes Cordillera range, near the southwest limb of the Moon. From the Earth this crater appears foreshortened, and visibility can be affected by libration...	40 km	Aleksander V. Krasnov (1866–1907)
Krasovskiy Krasovskiy (crater) Krasovsky is an impact crater on the far side of the Moon. It is located about three crater diameters to the north-northwest of Daedalus. It is otherwise relatively isolated from impact craters of note, with the nearest comparable feature being Tiselius to the west-northwest.The rim of this crater...	59 km	Feodosiy N. Krasovskiy (1878–1948)
Kreiken Kreiken (crater) Kreiken is a small lunar crater that is located near the eastern limb of the Moon. It lies to the south of the crater Kiess and the Mare Smythii. Just to the south-southwest is the smaller crater Elmer, and to the west is Dale....	23 km	Edberg Adrian Kreiken (1896–1964)
Krieger Krieger (crater) Krieger is a lunar crater on the eastern part of the Oceanus Procellarum. It is located to the north-northwest of the flooded crater Prinz, and north-northeast of the prominent ray crater Aristarchus. To the northwest lies the small Wollaston....	22 km	Johann Nepomuk Krieger Johann Nepomuk Krieger Johann Nepomuk Krieger was a draftsman and selenographer. The crater Krieger on the Moon is named in his honor.Krieger was born in Bavaria, the son of a master brewer. At an early age he gained an interest in astronomy. He only received school education up to the age of 15, when he departed...  (1865–1902)
Krogh Krogh (crater) Krogh is a small lunar impact crater that is located in the eastern part of the Moon, to the southeast of the crater Auzout. This crater was previously designated Auzout B before being given a name by the IAU. The crater is roughly circular and bowl-shaped, with an inner wall that is wider in the...	19 km	Schack August Steenberg Krogh (1874–1949)
Krusenstern Krusenstern (crater) Krusenstern is a lunar crater that lies amidst the battered terrain in the southern part of the Moon's near side. Nearly attached to the east-southeast rim is the crater Apianus. Less than one crater diameter to the southwest is the prominent Werner. Krusenstern is intruding into a large circular...	47 km	Baron von Adam Johann Krusenstern (1770–1846)
Krylov Krylov (crater) Krylov is a lunar crater on the far side of the Moon. It lies about one crater diameter to the northwest of Cockroft, and due west of Evershed....	49 km	Alexei Krylov Alexei Krylov Aleksey Nikolaevich Krylov was a Russian naval engineer, applied mathematician and memoirist.-Biography:Alexei Nikolaevich Krylov was born on August 3 O.S., 1863 to the family of an Army Artillery officer in a village Akhmatovo near town Alatyr of the Simbirsk Gubernia in Russia...  (1863–1945)
Kugler Kugler (crater) Kugler is a lunar crater that lies in the southern hemisphere on the far side of the Moon. It is located just past the southeast limb of the Moon's surface, in the proximity of the libration zone that is occasionally brought into sight...	65 km	Franz Xaver Kugler Franz Xaver Kugler Franz Xaver Kugler was a German chemist, mathematician, Assyriologist, and Jesuit priest.Kugler was born in Königsbach, Palatinate, then part of the Kingdom of Bavaria. He earned a Ph.D. in chemistry in 1885, and the following year he entered the Jesuits. By 1893 he had been ordained as a priest...  (1862–1929)
Kuhn Kuhn (crater) Kuhn is a lunar impact crater located on the lunar far side near the Northern lunar pole. The crater is located East of the Kocher crater, Southeast of the prominent Ashbrook crater and just North of the southern lunar pole. Kuhn was adopted and named after German chemist Henry Kuhn by the IAU in...	16.0 km	Richard Kuhn Richard Kuhn Richard Kuhn was an Austrian-German biochemist, Nobel laureate, and Nazi collaborator.-Early life:Kuhn was born in Vienna, Austria where he attended grammar school and high school. His interest in chemistry surfaced early; however he had many interests and decided late to study chemistry...  (1900–1967)
Kuiper Kuiper (lunar crater) Kuiper is a small lunar impact crater in a relatively featureless part of the Mare Cognitum. It is a circular, cup-shaped feature with only some minor wear. This crater was previously identified as Bonpland E before being renamed by the IAU...	6 km	Gerard Peter Kuiper Gerard Kuiper Gerard Peter Kuiper , Netherlands – December 24, 1973, Mexico City) was a Dutch-American astronomer after whom the Kuiper belt was named.-Early life:...  (1905–1973)
Kulik Kulik (crater) Kulik is a lunar impact crater that lies on the northern hemisphere of the Moon's far side. The outer rim of this crater has been heavily impacted, particularly along the northern side which is almost entirely overlain by a pair of smaller craters...	58 km	Leonid Alekseevich Kulik (1883–1942)
Kundt Kundt (crater) Kundt is a small, bowl-shaped lunar impact crater in the northern section of the Mare Nubium. It has a raised rim and is not significantly worn due to impact erosion. This crater lies part way between Guericke to the west and Davy in the east....	10 km	August Kundt August Kundt August Adolf Eduard Eberhard Kundt was a German physicist.-Biography:Kundt was born at Schwerin in Mecklenburg. He began his scientific studies at Leipzig, but afterwards went to Berlin University. At first he devoted himself to astronomy, but coming under the influence of H. G...  (1839–1894)
Kunowsky Kunowsky (lunar crater) Kunowsky is a small lunar crater on the Mare Insularum, in the western half of the Moon's near side. It lies about one third the distance from Encke to the west-northwest and Lansberg to the east-southeast....	18 km	Georg Karl Friedrich Kunowsky George K. Kunowsky Georg Karl Friedrich Kunowsky was a German lawyer who was also a talented amateur astronomer.He made observations of Mars with an 11 cm achromatic refractor telescope made by Joseph von Fraunhofer, which was one of the first times that achromatic refractors were used for planetary...  (1786–1846)
Kuo Shou Ching Kuo Shou Ching (crater) Kuo Shou Ching is a small lunar impact crater that is located in the northwestern part of the walled plain Hertzsprung, on the far side of the Moon. This is an oval-shaped crater that is elongated along the north–south axis. The rim edge is well-defined and not noticeably eroded. The inner walls...	34 km	Kuo Shou Ching (1231–1316)
Kurchatov Kurchatov (crater) Kurchatov is a lunar impact crater that is located on the Moon's far side. It is just to the southwest of the crater Wiener, and farther to the southeast of Bridgman...	106 km	Igor' Vasil'evich Kurchatov Igor Kurchatov Igor Vasilyevich Kurchatov , was a Soviet nuclear physicist who is widely known as the director of the Soviet atomic bomb project. Along with Georgy Flyorov and Andrei Sakharov, Kurchatov is widely remembered and dubbed as the "father of the Soviet atomic bomb" for his directorial role in the... (1903–1960)