Wilmore, 61, and Williams, 58, are veteran astronauts and are both naval officers and former test pilots. Williams has been a ...

NASA has delayed astronaut Sunita Williams's second spacewalk, originally planned for Thursday. The spacewalk, technically ...

LIVE: Two @NASA_Astronauts, Nick Hague and Suni Williams, step outside of the @Space_Station to support station upgrades, ...

Currently, Whitson holds the record for the most cumulative spacewalking hours by a female astronaut with 10 spacewalks ...

Spacewalk preparations continue aboard the International Space Station to remove communications gear and search for microbes ...

Sunita Williams, one of the two NASA astronauts stranded on the ISS, completed her first spacewalk since arriving onboard ...

Space missions lasting months can result in muscle atrophy, bone density loss, and fluid redistribution, all of which are amplified by microgravity.

NASA astronaut Sunita Williams returns to spacewalk after seven months, tackling repairs on the International Space Station.

US President Donald Trump is set to address the annual World Economic Forum in Davos, Switzerland. Meanwhile, the ...