Boeing's astronaut capsule has arrived at the International Space Station in a critical repeat test flight. Only a test dummy was aboard the capsule for Friday's docking, a huge achievement for Boeing ...

This animation shows Boeing Starliner launching to space on board a United Launch Alliance Atlas V rocket. Starliner is one ...

CAPE CANAVERAL, Fla. -- Boeing's new Starliner capsule ended up in the wrong orbit after lifting off on its first test flight Friday, a blow to the company's effort to launch astronauts for NASA next ...

The studies will examine such things as astronauts' mental health and how their bodies adapt to microgravity and cope with space anemia.

Since 2000, for 24 hours a day, seven days a week, NASA and its partners have sustained a continuous human presence in low-Earth orbit ...

NASA and Sierra Space have agreed to change their deal for its Dream Chaser spacecraft, which will now have its first launch ...

NASA's fleet of Space Shuttles could survive challenging solar conditions, but needed a boost to get around on Earth. Here's ...