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 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 …

Jan 9, 2026 · ISS astronaut medical evacuation latest news: Crew-11 astronauts safely back on Earth Thursday, Jan. 15, 2026: Updates on NASA's astronaut medical evacuation from the International …

3 days ago · An ailing astronaut is back on Earth. The crew of four returned Thursday, ending their space station mission more than a month early in NASA's first medical evacuation.

5 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.

3 days ago · An astronaut experienced a medical issue that prompted NASA to end the Crew-11 mission early, a first for the International Space Station. The entire four-person crew returned to Earth in a …

3 days ago · The members of Crew-11 — two American, one Russian and one Japanese — splashed down after one became ill, prompting an early return. By Kenneth Chang An astronaut who …

3 days ago · For the 1st time in the history of the International Space Station, an astronaut experienced a health issue that required NASA to end a mission early.

4 days ago · Sick astronaut, rest of crew splash down in Pacific after undocking from ISS Crew-11 splashed down off the coast of San Diego, California, early on Thursday.

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" …