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 …

Feb 15, 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 …

Feb 14, 2026 · 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.

2 days ago · NASA's Mike Fincke has identified himself as the astronaut whose medical condition prompted the space agency's first medical evacuation.

2 days ago · NASA revealed that astronaut Mike Fincke was the crew member who suffered a medical incident at the International Space Station in January, which prompted the agency to carry out the …

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" …

Jan 9, 2024 · In this article, we delve into the lives and achievements of some of the most famous astronauts in history.

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 …

STS-107: Taken is the time from launch until loss of contact.

The space agency identified the astronaut as Mike Fincke, who was part of the four-person Crew-11 mission that also consisted of NASA astronaut Zena Cardman, Japanese astronaut Kimiya Yui and ...