The astronauts arrived at the Tiangong space station on Oct. 29, beginning their six-month-long stay in orbit. They have ...

Stranded NASA Astronaut Sunita "Suni" Williams revealed how she and Barry "Butch" Willmore are spending Thanksgiving in space ...

Just 12 people — all American men — have walked on the moon. Can you name all of them in six minutes?

Stranded NASA Astronaut Sunita "Suni" Williams revealed how she and Barry "Butch" Willmore are spending Thanksgiving in space ...

On space missions, astronauts often have to make independent decisions quickly. The wrong move at the wrong moment could have ...

The hatch between a Russian cargo ship and the International Space Station (ISS) is finally open after a foul stench ...

"Living and working in space was not associated with widespread cognitive impairment that would be suggestive of significant ...

The crew showed a container of food which they said had smoked turkey, Brussels sprouts, and butternut squash.

A Russian segment of the International Space Station was locked down this weekend after cosmonauts found an “unusual odor” ...

Russian cosmonauts aboard the ISS were forced to seal a hatch and don protective equipment after the arrival of a cargo ...

NASA astronauts delivered a Thanksgiving message from the International Space Station where they show what they will be ...

Space exploration is a dangerous business, especially when squishy living organisms, such as humans, are involved. NASA has ...