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

NASA is reportedly working on bringing back two astronauts from (ISS) on March 19, around two weeks earlier than the agency’s current plan, an anonymous source told Ars Technica. This comes shortly ...

Sunita “Suni” Williams and Barry “Butch” Wilmore, who have spent an unexpected eight months on the International Space ...

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

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

Astronauts Suni Williams, Butch Wilmore, Nick Hague, and Don Pettit joined The Excerpt to share the perspective gained from ...

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

The founder of SpaceX said President Trump had asked his company to return two astronauts aboard the space station to Earth ...

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

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