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 …
Astronaut | Definition, Facts, & Training | Britannica
Dec 17, 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 West, astronaut refers …
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 beyond.
NASA considering bringing astronauts home early from International ...
23 hours ago · NASA is evaluating its options for dealing with an astronaut health issue in orbit, one of which is an early end to SpaceX's Crew-11 mission to the International Space Station.
NASA to bring ISS Crew-11 astronauts back to Earth Saturday
9 hours ago · NASA will bring Crew-11 astronauts back from the International Space Station on Saturday, weeks earlier than previously planned, the agency announced Thursday. A medical …
NASA considers rare early ISS crew return due to astronaut's medical …
20 hours ago · A NASA spokeswoman said the astronaut with the medical concern, whom she did not identify, was in a stable condition on the orbiting laboratory.
NASA introduces its latest astronaut class | AP News
NASA has 10 new astronauts chosen from more than 8,000 applicants. Six of them are women, the first time in NASA history that an incoming astronaut class is mostly female.
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" …
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 …
NASA cancels spacewalk and considers early crew return from ISS due …
13 hours ago · NASA is considering the early return of Crew-11 from the International Space Station after an unidentified astronaut experienced a medical problem.