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 …

Nov 28, 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 individuals from …

3 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.

20 hours ago · NASA astronaut Jonny Kim flew home with two Roscosmos cosmonauts from the International Space Station packed tight in their Soyuz spacecraft landing in the frozen steppes of …

1 day ago · NASA astronaut Jonny Kim, who was born and raised in Los Angeles, returned to Earth Tuesday after 245 days in space.

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" …

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.

6 days ago · A new book explores the experiences of all 61 U.S. women astronauts Valerie Neal NASA astronaut and Expedition 64 Flight Engineer Kate Rubins sequences DNA aboard the International …

The NASA Astronaut Corps is a unit of the United States National Aeronautics and Space Administration (NASA) that selects, trains, and provides astronauts as crew members for U.S. and international …

2 days ago · NASA astronaut Jonny Kim and Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky landed on Russia's Soyuz MS-27 on Dec. 9, 2025, after 245 days on the International …