SpaceX launched another batch of Starlink satellites into orbit, a little more than 12 hours after the private company teamed up with NASA to send four astronauts to the International Space Station -- ...

The two astronauts who crewed the Boeing Starliner have greeted their replacements, who arrived Saturday night at the International Space Station.

Nilesh M. Desai, explained that crew missions to the International Space Station (ISS) are sent every six months under NASA's ...

However, NASA learned the spacecraft had experienced multiple helium leaks and propulsion system issues so it returned empty in New Mexico last September. Following months of planning, ...