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 ...

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 ...

Using Newton's laws of motion and devices made from springs, astronauts on the International Space Station can measure their ...

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

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” ...

Astronauts at the International Space Station sent their Thanksgiving plans down to earth. (AP produced by Javier Arciga) ...

Williams and Wilmore were only slated to be on the ISS for eight days. But when their Boeing Starliner experienced technical ...