Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

While terrifying, there's an overlooked NASA spacewalk which looks equally terrifying to untrained Earth-dwellers. In 1984, ...

After Sunita Williams and Butch Wilmore returned earlier this week, many of us have been asking what happens to a dead body ...

Engineers have had to come up with some interesting ways to generate oxygen in the vacuum of space.

Astronaut John W. Young caused beef between NASA and congress by smuggling an illicit sandwich onto a space mission.

Problems with the spacecraft extended the expected 1-2 week mission ending as astronauts splashed down off Florida coast on ...

Ms. Williams returned to the ISS in July 2012, this time onboard a Russian Soyuz spacecraft, along with Japan’s Akihiko ...

Shocking before-and-after images of NASA's stranded astronauts show the terrifying damage that months spent in the harsh ...

When Boeing’s Starliner spacecraft malfunctioned, Williams and Wilmore became long-term residents on the space station—and ...

Getting to outer space is tough, but living there presents a whole new slew if issues. Check out how astronauts accomplish ...