The video discusses NASA's shuttle Endeavor, which is set to launch with a mission to rescue a malfunctioning international communication satellite. The astronauts will use the shuttle's robotic arm ...

The X-38—had it gone operational—would not have been the first reusable spacecraft. But it helped lay the groundwork for ...

Don Pettit has been at it again. Not content with dazzling earthlings with incredible photos captured from his current home aboard the International Space Station (ISS), the NASA astronaut has now ...