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 ...

It’s was nearly nine months since astronauts Suni Williams and Butch Wilmore were supposed to return home from the International Space Station (ISS). The duo were stuck in space after the Boeing ...

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 ...

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

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 ...

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 ...

Editor's note:Click here to watch the Starliner astronauts return to Earth. The NASA astronauts who crewed the Boeing Starliner could be on their way home a little sooner than expected. Weather ...

Humans haven’t traveled to the moon since NASA’s Apollo program ended in 1972, but the Artemis program will soon return humans to the lunar surface, with the first crewed landing currently slated for ...

Such "countdown demonstration tests" have traditionally taken place shortly before launch with the rocket and crew ship ...