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  • Astronauts - NASA
    Astronauts The term “astronaut” derives from the Greek words meaning “star sailor,” and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond The term “astronaut” has been maintained as the title for those selected to join the NASA corps of astronauts who make “star sailing” their career profession
  • Humans In Space - NASA
    Astronauts Astronauts train for a variety of missions, including performing research on the International Space Station, launching from American soil on spacecraft built by commercial companies, and preparing for missions to the Moon with Artemis
  • Astronaut Requirements - NASA
    NASA’s astronauts currently work as scientists on the International Space Station—a laboratory that orbits Earth approximately 240 miles above the planet’s surface Astronauts on the station conduct scientific experiments such as innovative cancer research and research on the human body and living in space
  • Active Astronauts - NASA
    Current Astronauts Nichole Ayers Nichole Ayers was selected by NASA to join the 2021 Astronaut Candidate Class She reported for duty in January 2022
  • Astronaut Fact Book - NASA
    The NASA Astronaut Fact Book provides information on the 360 explorers who have been selected as astronauts since NASA's first class in 1959
  • Former Astronauts - NASA
    While astronauts Neil A Armstrong, commander, and Edwin E Aldrin Jr , lunar module pilot, descended in the Lunar Module (LM) “Eagle” to explore the Sea of Tranquility region of the moon, astronaut Michael Collins, command module pilot, remained with the Command and Service Modules (CSM) “Columbia” in lunar orbit
  • International Space Station - NASA
    NASA astronauts often spend extended periods of time aboard the International Space Station NASA tracks and publishes the single spaceflight record holders (the most days spent in space on a single mission) and the cumulative days in space record holders (combined time in space over an astronaut’s career)
  • NASA Selects All-American 2025 Class of Astronaut Candidates
    After graduation, the 2025 class will join the agency’s active astronaut corps Active astronauts are conducting science research aboard the space station while preparing for the transition to commercial space stations and the next great leaps in human exploration at the Moon and Mars
  • Astronaut Selection Program - NASA
    After stringent screening, NASA announced its selection of seven men, all pilots, as the first American astronauts NASA has selected 23 more groups of astronauts since the “Original Seven ” The backgrounds of NASA’s latest group of astronaut candidates include test pilots, engineers, medical professionals, a geologist, and more
  • Astronauts News - NASA
    Read More Astronauts News Release and Articles Ten explorers are currently training at NASA’s Johnson Space Center in Houston to become flight-eligible astronauts Selected in 2025, the astronaut candidates…





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