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  1. Astronaut - Wikipedia

    An astronaut (from the Ancient Greek ἄστρον (astron), meaning 'star', and ναύτης (nautes), meaning 'sailor') is a person trained, equipped, and deployed by a human spaceflight program …

  2. Astronaut | Definition, Facts, & Training | Britannica

    Nov 28, 2025 · astronaut, designation, derived from the Greek words for “star” and “sailor,” commonly applied to an individual who has flown in outer space. More specifically, in the …

  3. Astronauts - NASA

    Dec 8, 2025 · 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 …

  4. NASA astronaut back on Earth after 8 months on space station

    6 days ago · NASA astronaut Jonny Kim flew home with two Roscosmos cosmonauts from the International Space Station packed tight in their Soyuz spacecraft landing in the frozen …

  5. ASTRONAUT Definition & Meaning - Merriam-Webster

    The meaning of ASTRONAUT is a person whose profession is to travel beyond the earth's atmosphere; broadly : any person who travels beyond the earth's atmosphere.

  6. Kentucky native Erin Overcash joins NASA's 2025 astronaut class

    Sep 24, 2025 · NASA announces new astronaut class with Kentucky native. Erin Overcash of Goshen joins the 2025 astronaut candidate class. Overcash will begin two years of initial …

  7. NASA Astronaut Corps - Wikipedia

    The NASA Astronaut Corps is a unit of the United States National Aeronautics and Space Administration (NASA) that selects, trains, and provides astronauts as crew members for U.S. …

  8. LA-born NASA astronaut Jonny Kim returns to Earth after 245 …

    6 days ago · NASA astronaut Jonny Kim, who was born and raised in Los Angeles, returned to Earth Tuesday after 245 days in space.

  9. Watch: Nasa astronaut and Roscosmos cosmonauts return to Earth

    Dec 9, 2025 · Nasa's Jonny Kim and cosmonauts Sergey Ryzhikov and Alexey Zubritsky have touched down in Earth after 245 days on the ISS.

  10. Become An Astronaut - NASA

    Sep 4, 2024 · NASA astronauts have been traveling to space for more than six decades and living there continuously since 2000. Now, NASA’s Artemis program is preparing to land the first …