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 ...

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

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

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

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

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

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

Frank Rubio’s experience – leave Earth in one vehicle, return much later in another – gives him an intimate understanding of ...

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