Astronauts may be exposed to the equivalent of 120 chest X-rays over 3 months. As two NASA astronauts gear up for a months-long unplanned stay on the International Space Station (ISS), they may also ...

NASA will announce the next group of astronaut candidates selected from more than 8,000 applications. Coverage will be available on the agency's streaming app, NASA+ – also available on YouTube and ...

CAPE CANAVERAL, Fla. — Space shuttle Endeavour’s astronauts have tested their flight control systems for Friday’s planned landing. They’ve also ejected a small research satellite into space. Commander ...

Astronauts visiting the International Space Station (ISS) typically spend about six months there before returning to Earth, ...

Stranded US astronauts Butch Wilmore and Suni Williams are scheduled to fly back to Earth on Tuesday — ending their extended, nine-month stay in space. The NASA astronauts, who were originally ...

If all goes according to NASA’s plans, 2026 will finally be the year that astronauts once again launch to the moon.

Four astronauts are gearing up to launch to the International Space Station on Wednesday. Their arrival will, at long last, kick off the process of bringing NASA astronauts Suni Williams and Butch ...

Jumping workouts could help astronauts prevent the type of cartilage damage they are likely to endure during lengthy missions to Mars and the moon, a new Johns Hopkins University study suggests. The ...