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

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

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

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

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

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

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

Indian-origin NASA astronaut Sunita Williams on Thursday stepped out of the International Space Station (ISS) for a spacewalk along with colleague Nick Hague, the US space agency said. This is Ms ...

With 8 spacewalks under her belt, Sunita Williams has 56 hrs and 40 mins of extravehicular activities to her name. After her ...