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

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

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

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.

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

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

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.

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

Astronauts on board China's "heavenly palace" space station have demonstrated a new way of making rocket fuel products and ...