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For a list of everyone who has flown in space, see List of space travelers by name. More than 600 people have been trained as astronauts. Until recently, astronauts were sponsored and trained exclusively by governments, either by the military or by civilian space agencies.
Countries (and successor states) whose citizens have flown in space as of January 2024. The criteria for determining who has achieved human spaceflight vary. The Fédération Aéronautique Internationale (FAI) defines spaceflight as any flight over 100 kilometres (62 mi), while in the United States, professional, military and commercial astronauts who travel above an altitude of 50 miles (80 ...
This is a complete list of astronauts in the United States Space Force.There have currently been two NASA astronauts who have been members of the U.S. Space Force. The first U.S. Space Force astronaut, Colonel Mike Hopkins, commemorated the service's first birthday by having his transfer ceremony on 19 December 2020 on the International Space Station.
The astronaut's grade is based on the astronaut's academic achievements and experience. [3] Astronauts can be promoted up to grade GS-15. [4] As of 2015, astronauts based at the Johnson Space Center in Houston, Texas, earn between $66,026 (GS-11 step 1) and $158,700 (GS-15 step 8 and above). [5]
This is a list of astronauts by year of selection: people selected to train for a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft. Until recently, astronauts were sponsored and trained exclusively by governments, either by the military or by civilian space agencies.
List of astronauts or space travellers, may refer to: By name. List of astronauts by name; By nationality. List of space travelers by nationality;
U.S. Space Shuttle missions were capable of carrying more humans and cargo than the Russian Soyuz spacecraft, resulting in more U.S. short-term human visits until the Space Shuttle program was discontinued in 2011. Between 2011 and 2020, Soyuz was the sole means of human transport to the ISS, delivering mostly long-term crew.
This is a list of crew to the International Space Station, in alphabetical order. Current ISS crew names are in bold . The suffix (twice, thrice, ...) refers to the individual's number of spaceflights to the ISS, not the total number of spaceflights .