SpaceX scrubs launch to ISS due to hydraulic system issues, delaying the replacement of NASA astronauts stuck in orbit.

But did you know that astronauts actually shrink when they return to Earth? This is just one of the many strange effects space has on the human body. From changes in bone density to altered vision ...

SpaceX’s Falcon 9 rocket lifted off on schedule in its second attempt Friday night, sending the Crew-10 mission on its way to ...

To prepare newbie astronauts for such conditions, NASA, or in this case, the European Space Agency (ESA), takes new astronauts on special flights that are able to imitate — albeit briefly ...

NASA astronauts Suni Williams and Butch Wilmore at a press conference from the International Space Station on Sept. 13. (NASA via AP) ...

The two astronauts who in June flew to orbit on the Boeing Starliner's first crewed flight test are poised to at long last return to Earth this month. Suni Williams and Butch Wilmore's highly ...

An upcoming routine SpaceX mission to send a crew of astronauts to the International Space Station bears a little more significance this time around. When a mission known as Crew-10 launches as ...

The two NASA astronauts who have been stranded on the International Space Station (ISS) since June will be hitching a ride home on a SpaceX craft in just “a few weeks,” according to Elon Musk ...

But in space, there is none. Astronauts rely on carefully designed systems to survive. Their lives depend on oxygen supplies and backup plans. Inside spacecraft, oxygen is supplied through built ...

The astronauts have been on the ISS since June due to problems with Starliner. SpaceX said that the hydraulic system issue that postponed the Starliner mission on Wednesday has now been fixed and ...