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 …

Jan 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 …

2 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.

7 hours ago · Thusday, Feb. 12, 2026: Updates on SpaceX and NASA's Crew-12 astronaut launch to the International Space Station.

Jan 31, 2026 · Four astronauts are blazing NASA's trail back to the moon. Their mission, which could launch Feb. 8, will take them farther from Earth than humanity has ever gone before.

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" …

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 …

3 days ago · Two Americans, one French woman and one Russian cosmonaut will head to the International Space Station as part of Crew-12. Here's photos of the crew.

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.

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