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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 ...
Rodolfo Neri Vela, joint 192nd and first Mexican in space Muhammed Faris, joint 202nd and first Syrian in space Anatoly Solovyev, joint 206th person in space and the person to have the most time in EVA, as of 2014 Sergei Krikalev, 210th person in space William Shepherd, joint 211th person in space and the first commander of the ISS Toyohiro ...
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.
The record for most time in space is held by Russian cosmonaut Oleg Kononenko, who has spent 1,111 days in space over five missions. He broke the record of Gennady Padalka on 4 February 2024 at 07:30:08 UTC during his fifth spaceflight aboard Soyuz MS-24 / 25 for a one year long-duration mission on the ISS . [ 21 ]
Space travelers have spent over 41,790 man-days (114.5-man-years) in space, including over 100 astronaut-days of spacewalks. [9] [10] As of 2024, the man with the longest cumulative time in space is Oleg Kononenko, who has spent over 1100 days in space. [11] Peggy A. Whitson holds the record for the most time in space by a woman, at 675 days. [12]
Earth's atmosphere photographed from the International Space Station.The orange and green line of airglow is at roughly the altitude of the Kármán line. [1]The Kármán line (or von Kármán line / v ɒ n ˈ k ɑːr m ɑː n /) [2] is a conventional definition of the edge of space; it is widely but not universally accepted.
Orbit of AMC-8 satellite around the Earth in 2000, transferring from a geostationary transfer orbit to a geostationary orbit. An orbital spaceflight (or orbital flight) is a spaceflight in which a spacecraft is placed on a trajectory where it could remain in space for at least one orbit.
In April 1961, Soviet cosmonaut Yuri Gagarin became the first person to fly in space, reinforcing American fears about being left behind by the Soviet Union. [372] Less than a month later, Alan Shepard became the first American to travel into space, strengthening Kennedy's confidence in NASA. [ 373 ]