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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 to serve as a …

  2. Become An Astronaut - NASA

    Mar 27, 2026 · 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 woman …

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

    Apr 19, 2026 · 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 West, astronaut refers …

  4. ASTRONAUT Definition & Meaning - Merriam-Webster

    May 7, 2026 · 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.

  5. Complete List of Astronauts | NASA & Global Space Explorers

    Discover a definitive list of astronauts from NASA, ESA, Roscosmos, and more. Explore bios, mission details, and careers of global space explorers, past and present. Your ultimate resource for astronaut …

  6. 13 Most Famous Astronauts - Have Fun With History

    Jan 9, 2024 · The journey to the stars has been marked by the courage, dedication, and trailblazing spirit of astronauts who ventured beyond our planet’s boundaries. In this article, we delve into the …

  7. 15 Famous Astronauts Who Expanded Our Universe - HowStuffWorks

    Apr 25, 2025 · Some brave explorers travel across oceans; others blast off into space. This list of famous astronauts celebrates the pioneers of space exploration — those who took "one giant leap" …

  8. Astronaut - New World Encyclopedia

    An astronaut or cosmonaut is a person trained by a spaceflight program to command, pilot, or serve as a crew member of a spacecraft. [1] Although the term is generally reserved for professional space …

  9. Meet The First Female Astronaut About To Go To The Moon

    Mar 29, 2026 · NASA’s Artemis II mission, due to lift off on April 1, will see Christina Koch become the first woman ever to travel beyond low-Earth orbit toward the moon.

  10. Get to know Christina Koch, the 1st female NASA astronaut to travel ...

    Apr 2, 2026 · Christina Koch, a NASA astronaut since 2013, is making history with Artemis II as the first female to travel around the moon aboard the Orion spacecraft.