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 …
Astronauts - NASA
Sep 22, 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 …
Astronaut | Definition, Facts, & Training | Britannica
Oct 1, 2025 · Astronaut, designation, derived from the Greek words for ‘star’ and ‘sailor,’ commonly applied in the West to an individual who has flown in outer space. As of 2022, 587 …
ASTRONAUT Definition & Meaning - Merriam-Webster
The meaning of ASTRONAUT is a person whose profession is to travel beyond the earth's atmosphere; broadly : any person who travels beyond the earth's atmosphere.
NASA selects 10 new astronauts as it chases bold plans for ...
Sep 22, 2025 · NASA on Monday introduced the 10 people who will join the agency’s astronaut corps as it races to return humans to the moon.
NASA unveils 10 new astronauts for missions to the moon — and ...
Sep 22, 2025 · NASA revealed the members of its 2025 astronaut class, the 24th group in the agency's history — some of whom may be among the first people to set foot on Mars.
15 Famous Astronauts Who Expanded Our Universe
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 …