
The X-38 prototype of the Crew Return Vehicle for the International Space Station dropped away from its launch pylon on…

C-17 on runway

C-17 takeoff.

This is an artist's impression of the gas-giant planet orbiting the yellow, Sun-like star HD 209458, 150 light-years from Earth.

EC01-0328-28 Smoke generators show the twisting paths of wingtip vortices behind two NASA Dryden F/A-18's used in the Autonomous Formation…

This unique view, looking directly up at two NASA Dryden F/A-18's used in the Autonomous Formation Flight (AFF) program, was…

Smoke generators show the twisting paths of wingtip vortices behind two NASA Dryden F/A-18 jets used in the Autonomous Formation…

Smoke generators show the twisting paths of wingtip vortices behind two NASA Dryden F/A-18's used in the Autonomous Formation Flight…

Smoke generators show the twisting paths of wingtip vortices behind two NASA Dryden F/A-18's used in the Autonomous Formation Flight…

Smoke generators show the twisting paths of wingtip vortices behind two NASA Dryden F/A-18's used in the Autonomous Formation Flight…