One of the cleanest places beyond Earth may be making its residents ill. Astronauts aboard the International Space Station ...

Exploration has never been a safe occupation. For every significant discovery, there has been sacrifice by those seeking out ...

The mission carried four passengers in a unique orbit around Earth that allowed humans to pass directly over the North and ...

A wealthy space tourist and three fellow adventurers plunged back to Earth aboard a SpaceX Crew Dragon capsule Friday, ...

The first four humans to orbit over Earth's north and south poles have safely returned to Earth.

The four astronauts from SpaceX's historic Fram2 mission are expected to return to Earth today, with splashdown scheduled for ...

The ISS is set to be decommissioned in 2030. Several companies are competing for NASA contracts to build commercial space stations.

The countdown has begun for the 14th annual International Space Station Research and Development Conference (ISSRDC), and ...

Former NASA astronaut Peggy Whitson will command the Ax-4 mission, with Shubhanshu Shukla as pilot and Sławosz ...