1.   Space Shuttle   The Space Shuttle fleet was grounded following the loss of Challenger on Jan. 28, 1986, and again after the destruction of Columbia during reentry on Feb.

2.   The Space Shuttle - New Scientist   The Space Shuttle is the world's first reusable spacecraft. Find out all about the latest missions in our topic guide.

3.   SpaceShuttle Timeline — Infoplease.com   Overview of two decades of the U.S. shuttle program ... In the eighth shuttle mission to the International Space Station, Discovery picks up the Expedition One crew ...

4.   Boeing: Space Exploration - SpaceShuttle   Boeing is the major subcontractor to United Space Alliance, NASA's prime contractor for SpaceShuttle operations. As such, Boeing's Space Exploration has performed ...

5.   Space Shuttle - Wikipedia, the free encyclopedia   This article is about the U.S. Space Transportation System vehicle. ... The Space Shuttle, part of the Space Transportation System (STS), is an American ...

6.   SpaceShuttle - Wikipedia, the free encyclopedia   This article is about the U.S. Space Transportation System. ... The SpaceShuttle, part of the Space Transportation System (STS), is an American spacecraft operated by the ...

7.   Space Shuttle - Wikipedia, the free encyclopedia   This article is about the U.S. Space Transportation System vehicle. ... The Space Shuttle, part of the Space Transportation System (STS), is an American

8.   SpaceShuttle - featured topic   The SpaceShuttle, part of the Space Transportation System (STS), is an American spacecraft operated by the National Aeronautics and Space Administration (NASA) for orbital human spaceflight missions. ... The SpaceShuttle is "stacked" in the Vehicle Assembly Building and the stack mounted on ...