
Ground crewmen help guide the alignment of the X-40 technology demonstrator as the experimental craft is gently lowered to the…

The X-40 sub-scale technology demonstrator is suspended under a U.S. Army CH-47 Chinook cargo helicopter during a captive-carry test flight…

With a small stabilization parachute trailing behind, the X-40 sub-scale technology demonstrator is suspended under a U.S. Army CH-47 Chinook…

The X-40 sub-scale technology demonstrator and its U.S. Army CH-47 Chinook helicopter mothership fly over a dry lakebed runway during…

Before reaching Saturn, Cassini flew by Jupiter and observed the planet in tandem with Galileo. Cassini entered into orbit around…

The X-38 prototypes were intended to perfect a "crew lifeboat" for the International Space Station.

NASA's B-52 mothership landed on the Edwards AFB following the first free flight of X-38 #131R.

The International Space Station received its first crew, comprised of astronauts from Russia and the US. The ISS communicates continuously…

The early-morning sun bathes the Space Shuttle Discovery in hues of purple, pink, and gold as it is encased in…

The early-morning sun bathes the Space Shuttle Discovery in hues of purple, pink, and gold as it is encased in…