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 …

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 …

Nov 28, 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 …

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.

Sep 23, 2025 · Chosen from more than 8,000 applicants, the incoming astronaut class includes test pilots, engineers and scientists – including one woman who, significantly, has already …

Nov 26, 2025 · NASA's Chris Williams and two cosmonaut colleagues will launch to the International Space Station early on Thanksgiving Day (Nov. 27), and you can watch the …

Learn who astronauts are and what they do in space and on Earth.

1 day 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 …

This is an alphabetical list of astronauts, people selected to train for a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft. For a list of everyone who has …

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