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 …

2024年12月25日 · 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 …

5 天之前 · Today there are usually seven astronauts living on board at any given time, from a variety of countries. The first class of NASA astronauts was selected in 1959. They are known …

2024年12月17日 · NASA announced the latest delay in Butch Wilmore and Suni Williams’ homecoming on Tuesday. The two test pilots planned on being away just a week or so when …

2024年10月25日 · CAPE CANAVERAL, Fla. (AP) — A NASA astronaut was taken to the hospital for an undisclosed medical issue after returning from a nearly eight-month space station stay …

2024年9月4日 · NASA astronauts have been traveling to space for more than six decades and living there continuously since 2000. Now, NASA’s Artemis program is preparing to land the …

2025年1月24日 · Guion S. Bluford, Jr. was the first African American astronaut. Alan B. Shepard, Jr. was the first American in space. NASA astronauts Kjell Lindgren, Jessica Watkins, and Bob …

2 天之前 · NASA astronaut Peggy Whitson was the previous record-holder. Conducting scientific research in space Spacewalks don't occur every day, unlike the science experiments and …

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. How to use …

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. …