For 73 seconds, a crowd of excited Americans looked to the sky in wonder and awe as they waved goodbye to the crew aboard ...

The United States once poured money and political capital into a spaceplane concept that promised to take off from a runway, reach orbit in a single leap, and slash the cost of spaceflight. Instead of ...

However, Space.com reports that NASA and the Smithsonian have concluded that the cost just to move the shuttle would be at ...

That kind of strong leadership and great teamwork are the real safety systems of spaceflight.

Deporting Elon Musk and curtailing SpaceX's operations would significantly set back US space exploration, potentially ceding leadership to China. The US space program previously struggled with costly ...

Texas lawmakers have demanded the Discovery shuttle be moved to the Johnson Space Center in Houston, but daunting technical challenges remain—and Virginia officials have dug in against the move. The ...