The space agency aims to send four astronauts around the moon early next year—and bring them safely home through intense heat ...

Before astronauts ever orbit Earth, Building 9 at the Johnson Space Center is a required stop. "What we're standing in right now is a module about the diameter of a school bus, maybe a Greyhound bus,” ...

Feb. 10, 2003 -- When the space shuttle first launched on April 21, 1981, it opened a whole new era in space exploration for NASA. For the first time, the agency — and the world — had a space vehicle ...