Tyrrhena Terra
Encyclopedia
Tyrrhena Terra is a large area on Mars, centered south of the Martian equator and immediately northeast of the Hellas basin. Its coordinates are 14.8°S 90°E, and it covers 2300 km at its broadest extent. It was named for a classic albedo feature
of the planet and is in the Mare Tyrrhenum quadrangle
of Mars. Tyrrhena Terra is typical of the southern Martian terrae, with heavily cratered highlands and other rugged terrain. It contains the large volcano Tyrrhena Patera
, one of the oldest volcanoes on Mars. Its largest crater is Herschel
. Licus Vallis
and the Ausonia Montes
are other major features in the region.
Tyrrhena Terra shows up, at its correct Mars coordinates but in the Indian Ocean, at Google Earth
Albedo feature
An albedo feature is a large area on the surface of a planet which shows a contrast in brightness or darkness with adjacent areas....
of the planet and is in the Mare Tyrrhenum quadrangle
Mare Tyrrhenum quadrangle
The Mare Tyrrhenum quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey Astrogeology Research Program. The Mare Tyrrhenum quadrangle is also referred to as MC-22 ....
of Mars. Tyrrhena Terra is typical of the southern Martian terrae, with heavily cratered highlands and other rugged terrain. It contains the large volcano Tyrrhena Patera
Tyrrhena Patera
Tyrrhena Patera is the central depression of a large volcano in the Mare Tyrrhenum quadrangle of Mars, located at 21.36° south latitude and 253.47° west longitude. It was named after a classical albedo feature name. Pit chains are found at the summit of Tyrrhena Patera. They are formed by...
, one of the oldest volcanoes on Mars. Its largest crater is Herschel
Herschel (crater)
There are several impact craters named Herschel in the solar system, although the best known is the huge crater on Saturn's moon Mimas. Most are named after the eighteenth century astronomer William Herschel.*Herschel , on the Moon...
. Licus Vallis
Licus Vallis
Licus Vallis is an ancient river valley in the Mare Tyrrhenum quadrangle of Mars, located at 2.9° south latitude and 233.9° west longitude. It is 219.1 km long and was named after an ancient name for modern Lech River in Germany and Austria....
and the Ausonia Montes
Ausonia Montes
Ausonia Montes is a mountain in the Mare Tyrrhenum quadrangle of Mars, at 27.7° south latitude an 261.2° west longitude. It is across and was named after an albedo feature name....
are other major features in the region.
Tyrrhena Terra shows up, at its correct Mars coordinates but in the Indian Ocean, at Google Earth