Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...

A space homecoming is coming soon as NASA astronaut Don Pettit and two Russian cosmonauts wrap up a 220-day orbital mission ...

Cosmonaut Alexey Ovchinin of the Russian space agency Roscosmos passed control of the orbiting lab over to Takuya Onishi of ...

NASA astronaut Jonny Kim and two Russian crewmates have arrived at the International Space Station on board a Russian ...

Shubhanshu Shukla will serve as the pilot aboard the SpaceX Dragon spacecraft, becoming the first Indian to live and work at ...

Ask any astronaut who has spent extended periods in the International Space Station what the most challenging part was, and ...

A striking time-lapse video features the ISS flying above cities at night before passing over a stunning aurora.

On Tuesday, three astronauts were launched to the ISS on a Russian Soyuz rocket -- NASA's Jonny Kim and Russian cosmonauts ...

ELVIS, or Extant Life Volumetric Imaging System, is a holographic microscope that can deliver detailed 3D views of cells and ...

NASA astronaut Don Pettit celebrates his 70th birthday with a spectacular return from the International Space Station after 220 days in orbit.