As astronauts Butch Wilmore and Sunita Williams return to Earth this week after being stranded at the ISS for 9 months, ...

Nine months in space can permanently alter the body, leaving astronauts with possible long-term health effects.

From a spacecraft’s coolant leak to the disintegration of the Soviet Union, astronauts have gotten stuck in space for a ...

Astronauts Piers J. Sellers (left) and David A. Wolf in the midst of a pre-breathe exercise in preparation for a spacewalk. | ...

Roughly, he spent a total of 14 months and 17 days in space uninterrupted; a record to this day. It had meant to be 16 months ...

A Russian cosmonaut who holds the world record for the longest time spent in space for one trip revealed why he refused help to walk when he landed back on Earth more than 14 months after lift off.

When astronauts return from a prolonged visit to space, they are often carried out of their capsules and placed on stretchers ...

Sleep disturbances and the inability to get regular sleep to allow their brains to rest will have led to cumulative fatigue – ...

A pair of astronauts stranded for more than nine months on the International Space Station were a step closer to returning ...

Astronauts Butch Wilmore and Sunita Williams faced an unexpected nine-month stay on the ISS due to technical issues. They ...

America is eagerly awaiting the return of two astronauts who have been stuck on the ISS since last June. Here's who they are.