A photographer on Earth has captured an incredible telescope image of NASA astronaut Suni Williams outside of the ...

NASA astronaut Suni Williams tells John Dickerson about her extended stay in space with crewmate Barry "Butch" Wilmore aboard ...

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

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

Suni Williams surpasses the most time by a woman on EVA during a spacewalk with Butch Wilmore outside the International Space ...

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

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

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

NASA astronaut Bruce McCandless became the first person to go on a spacewalk without a tether. McCandless was wearing a type ...

Williams and Wilmore both arrived at the ISS last June, aboard the first crewed test flight of Boeing's Starliner spacecraft.