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

This story incorporates reporting from Yahoo, Space on MSN.com and MSN.NASA astronaut Suni Williams set a new record with a ...

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

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

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

NASA’s two stuck astronauts took their first spacewalk together Thursday, exiting the International Space Station almost ...

Commander Suni Williams and Butch Wilmore removed a broken antenna and wiped the station’s exterior for evidence of any ...

NASA's two stranded astronauts conducted their first spacewalk together Thursday, stepping outside the International Space Station.

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

Stranded NASA astronauts Suni Williams and Butch Wilmore conducted a spacewalk outside of the International Space Center on Thursday for maintenance.