Hans Schlegel
Encyclopedia
Hans Wilhelm Schlegel is a German
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 physicist, an ESA astronaut
Astronaut
An astronaut or cosmonaut is a person trained by a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft....

, and a veteran of two NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 Space Shuttle
Space Shuttle
The Space Shuttle was a manned orbital rocket and spacecraft system operated by NASA on 135 missions from 1981 to 2011. The system combined rocket launch, orbital spacecraft, and re-entry spaceplane with modular add-ons...

 missions.

Early life and education

Schlegel, born and raised in Germany, graduated as an international exchange student from Lewis Central High School in Council Bluffs, Iowa
Council Bluffs, Iowa
Council Bluffs, known until 1852 as Kanesville, Iowathe historic starting point of the Mormon Trail and eventual northernmost anchor town of the other emigrant trailsis a city in and the county seat of Pottawattamie County, Iowa, United States and is on the east bank of the Missouri River across...

 before studying physics at RWTH Aachen University
RWTH Aachen
RWTH Aachen University is a research university located in Aachen, North Rhine-Westphalia, Germany with roughly 33,000 students enrolled in 101 study programs....

 in his home country. After having received his university degree, he conducted research in semiconductor physics before being trained as an astronaut in the late 1980s by the German Aerospace Center
German Aerospace Center
The German Aerospace Center is the national centre for aerospace, energy and transportation research of the Federal Republic of Germany. It has multiple locations throughout Germany. Its headquarters are located in Cologne. It is engaged in a wide range of research and development projects in...

 (DLR). He flew as a DLR payload specialist in 1993 aboard Space Shuttle mission STS-55
STS-55
-Backup crew:-Mission parameters:*Mass:**Orbiter landing with payload: **Payload: *Perigee: *Apogee: *Inclination: 28.5°*Period: 90.7 min-Mission highlights:...

, which included the German-sponsored Spacelab
Spacelab
Spacelab was a reusable laboratory used on certain spaceflights flown by the Space Shuttle. The laboratory consisted of multiple components, including a pressurized module, an unpressurized carrier and other related hardware housed in the Shuttle's cargo bay...

 D-2 research module.

ESA career

From 1995 to 1997, he trained as the backup crew member for the German-Russian Mir'97
Soyuz TM-25
-Crew:-Mission highlights:This was the 30th expedition to Mir. An ESA astronaut from Germany was included on the mission.Soyuz TM-25 is a Russian spacecraft that was launched to carry astronauts and supplies to Mir station...

 mission, and afterwards received additional training in Russia to become qualified as a second board engineer for the Mir space station
Mir
Mir was a space station operated in low Earth orbit from 1986 to 2001, at first by the Soviet Union and then by Russia. Assembled in orbit from 1986 to 1996, Mir was the first modular space station and had a greater mass than that of any previous spacecraft, holding the record for the...

. In 1998, he became a member of the European Astronaut Corps
European Astronaut Corps
The European Astronaut Corps is a unit of the European Space Agency that selects, trains, and provides astronauts as crew members on U.S. and Russian space missions. As of May 2010, 21 ESA astronauts have flown in space, including one female. There are currently 14 active members of the Corps. The...

.

Schlegel was a Mission Specialist
Mission Specialist
A Mission Specialist is a position held by certain NASA astronauts during Space Shuttle missions. A Mission Specialist is assigned to a limited field of the mission, such as for medical experiments or technical quests....

 on the STS-122
STS-122
STS-122 was a NASA Space Shuttle mission to the International Space Station , flown by the Space Shuttle Atlantis. STS-122 marked the 24th shuttle mission to the ISS, and the 121st space shuttle flight since STS-1....

 Space Shuttle mission. The mission was charged with the responsibility of putting the Columbus
Columbus (ISS module)
Columbus is a science laboratory that is part of the International Space Station and is the largest single contribution to the ISS made by the European Space Agency ....

 laboratory in orbit, in addition to its connection to the International Space Station
International Space Station
The International Space Station is a habitable, artificial satellite in low Earth orbit. The ISS follows the Salyut, Almaz, Cosmos, Skylab, and Mir space stations, as the 11th space station launched, not including the Genesis I and II prototypes...

.
Hans was to perform a spacewalk on the first EVA (EVA1) of STS-122, on Sunday, 10 February 2008, in preparation for attaching the Columbus laboratory to the ISS. The EVA was postponed until Monday 11 February 2008 due to an undisclosed medical issue allegedly affecting Schlegel. Stanley G. Love
Stanley G. Love
Dr. Stanley G. Love, PH.D. is an American scientist and a NASA astronaut.-Early Life:Stanley G. Love was born on June 8, 1965 to Glen A. Love and Rhoda M. Love in San Diego, California. However, Love has stated he considers Eugene, Oregon to be his hometown. Love graduated from Winston Churchill...

 performed the spacewalk instead of Schlegel. However, Schlegel did perform the second EVA on Wednesday 13 February 2008. During the spacewalk, he completed the replacement of the Nitrogen Tank Assembly on the P1 truss of the International Space Station, and installed trunnion
Trunnion
A trunnion is a cylindrical protrusion used as a mounting and/or pivoting point. In a cannon, the trunnions are two projections cast just forward of the centre of mass of the cannon and fixed to a two-wheeled movable gun carriage...

 covers on the Columbus module.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK