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

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

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

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 ...

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive ...

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.

Unlike certain conspiracy theorists, Gene Roddenberry celebrated the potential of humankind with his biggest accomplishment.

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.