Scientists are trying to find a solution to microgravity-induced vision changes to ensure future long-duration space ...

The allegedly stranded astronauts traveled to space aboard a craft called the Boeing Starliner. That trip did not go as ...

There are many obstacles to overcome before humans can set foot on Mars, including problems surrounding launch mass and ...

Breathing New Air Chinese astronauts claim to have created rocket fuel on board the country's Tiangong space station using a ...

President Donald Trump and Elon Musk announced this week that SpaceX, the space exploration company founded by Musk, will be ...

Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...

"NASA and SpaceX are expeditiously working to safely return the agency's SpaceX Crew-9 astronauts Suni Williams and Butch ...

While Suni Williams and Butch Wilmore’s situation is unusual, their return trip will be pretty routine, as they were already ...

NASA astronauts Suni Williams and Butch Wilmore completed a spacewalk Thursday while awaiting their delayed return to Earth.

So the return of Suni Williams and Butch Wilmore has never been a political story—until this week. And it's a good thing that ...

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

Starliner co-pilot Sunita Williams is now the world's most experienced female spacewalker, moving up to number four overall.