Four astronauts returned to Earth on Tuesday evening, two on a different spacecraft than the one they launched in more than 9 months ago.

Their SpaceX capsule parachuted into the Pacific off the Southern California coast a day after departing the orbiting lab.

Oleg Kononenko has safely returned to Earth following a record-breaking year-long stint onboard the International Space ...

NASA astronaut Sunita Suni Williams humorously shares her plans to make up for her unexpected 9-month space stay to her husband and dogs.

A crew of four wrapped up a nearly five-month stay on the International Space Station, splashing down in the Pacific Ocean off the coast of California under a canopy of parachutes Saturday in the same ...

A massive asteroid, measuring 520 feet wide, is speeding through space at 24,127 miles per hour. Scientists are closely ...