NASA astronaut Suni Williams set a female spacewalk record after venturing outside the International Space Station with ...

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 completed a spacewalk Thursday while awaiting their delayed return to Earth.

Two NASA astronauts, originally expecting a short stay aboard the International Space Station (ISS), have now been in orbit ...

BEIJING -- As China's Shenzhou XIX mission reaches its halfway, the three astronauts aboard the Tiangong space station, ...

Through amateur — or “ham”— radio communication, sixth graders at Pine View spoke to an astronaut aboard the International ...

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive ...

Astronauts Butch Wilmore and Suni Williams will conduct a spacewalk outside the International Space Station to swab the ...

So the return of Suni Williams and Butch Wilmore has never been a political story—until this week. And it's a good thing that ...

The main reason is that water is an incredibly precious resource in space. So valuable that even urine cannot be thrown away. It is recycled, purified, and used again. This means that a regular ...

Sixth-grade students at Pine View School in Osprey piled into the auditorium Tuesday to place a long-distance call... to ...