NASA astronauts Sunita Williams and Barry Wilmore conducted a 5-hour spacewalk to fix a key communication issue on the ISS.

A NASA astronaut revealed she has lost a bodily function since being stranded in space for eight months. Sunita Williams, and ...

After the US President Donald Trump announced the NASA astronauts Sunita Williams and Barry Wilmore will be brought back from ...

Sunita Williams launched to the ISS last summer for an eight-day mission aboard Boeing’s Starliner spacecraft. Due to technical failures, her return has been postponed, extending their stay in space ...

As the Boeing Starliner Calypso approached the ISS, the capsule's thrusters malfunctioned and NASA ruled it too dangerous for ...

Suni Williams has opened up on what it's like being stranded in space for so long and the affects it has had on her body ...

The nearly 5.5-hour feat set a record for astronaut Sunita Williams, who became the woman with the most time spent on ...

Williams, who was on her ninth spacewalk, now ranks fourth worldwide for longest accumulative spacewalking time.

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, ...

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

NASA astronauts Suni Williams and Butch Wilmore were able to remove a stuck radio communications unit on a record-setting ...

President Donald Trump posted to Truth Social that he's asked Elon Musk and SpaceX to retrieve two astronauts he says were ...