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

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

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

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

NASA astronaut Suni Williams set a female spacewalk record after venturing outside the International Space Station with ...

"I have just asked Elon Musk and SpaceX to 'go get' the 2 brave astronauts who have been virtually abandoned in space by the ...

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

NASA astronaut Sunita “Suni” Williams, one of the two astronauts on an unintentionally extended stay aboard the International ...

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

Elon Musk says Donald Trump has asked SpaceX to rescue two astronauts who have been in space for more than seven months — ...

President Trump said Tuesday that he “asked Elon Musk and @SpaceX to ‘go get’ the 2 brave astronauts who have been virtually ...

Despite the statement from President Trump, NASA had already scheduled the astronauts' return for late March or April.