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 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.

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 …

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" …

Feb 13, 2026 · A SpaceX capsule carrying four astronauts arrived at the International Space Station on Saturday, bringing the orbiting laboratory back to full staff after a month of operating with a skeleton ...

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 …

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.

Sep 22, 2025 · NASA introduced its newest astronaut candidates Monday, 10 scientists, engineers and test pilots chosen from more than 8,000 applicants to help explore the moon and possibly Mars. For …

5 hours ago · More than 50 years since the end of NASA’s Apollo program, moon missions are about to start up again. As early as March, Artemis II is expected to take four astronauts to orbit the moon in ...