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 …

6 days ago · 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.

5 days ago · 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 …

6 days ago · The crew will replace a team that evacuated the space station due to a medical emergency in January.

1 day ago · California-based aerospace company Vast partnered with NASA to send four private astronauts to the International Space Station for up to two weeks.

Learn who astronauts are and what they do in space and on Earth.

NASA applies the term astronaut to any crew member aboard NASA spacecraft bound for Earth orbit or beyond. NASA also uses the term as a title for those selected to join its Astronaut Corps.

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 …

10 hours ago · NASA announced Thursday that it has reclassified Starliner's first astronaut taxi flight as a "Type A mishap" — the most serious kind, in the same category as the space shuttle Challenger …

12 hours ago · NASA's new boss is blasting Boeing and the space agency for Starliner's botched flight that left two astronauts stuck at the International Space Station.