Astronauts aboard the International Space Station have been told to prepare for an evacuation due to a worsening air leak. Sky's Leah Boleto has the latest.

Add Yahoo as a preferred source to see more of our stories on Google. Astronauts opened the hatch to the International Space Station for the first time 25 years ago. The station will be retired at the end of the decade and there's a new type of space race ...

The International Space Station (ISS) is a multi-nation construction project that is the largest single structure humans ever put into space. Its main construction was completed between 1998 and 2011, although the station continually evolves to include new missions and experiments. It has been continuously occupied since Nov. 2, 2000.

Four new high-definition viewing (HDEV) cameras were placed on the exterior of the International Space Station to transmit live video feed of Earth on May 7. Seeing the footage in real time was captivating, awing, and paradoxical, realizing that I was ...

SpaceX Crew-11 will undock from the International Space Station on Wednesday, Jan. 14. The crew's departure comes after NASA reported that a crew member had a medical situation and the crew needed to return to Earth early. After the four astronauts undock ...

Dragon is loaded up with about 6,500 pounds (2,950 kilograms) of supplies, hardware and scientific experiments for CRS-34. Among the scientific gear are "a project to determine ho