
Gayle Patterson in the Unmanned Aircraft Systems Integration in the National Airspace System (UAS in the NAS).

Dream Chaser simulator, canopy down.

Engineering student flies the Ikhana simulator.

M101 is a spiral galaxy like our Milky Way, but about 70 percent bigger.

The U.S. Air Force's F-16D Automatic Collision Avoidance Technology (ACAT) aircraft banked over NASA's Dryden Flight Research Center during a…

The U.S. Air Force's F-16D Automatic Collision Avoidance Technology (ACAT) aircraft crew took a close look at a Mojave Desert…

The U.S. Air Force's F-16D Automatic Collision Avoidance Technology (ACAT) aircraft banked over NASA's Dryden Flight Research Center during a…

The U.S. Air Force's F-16D Automatic Collision Avoidance Technology (ACAT) aircraft eclipsed the sun during a flight in March 2009.

The U.S. Air Force's F-16D Automatic Collision Avoidance Technology (ACAT) aircraft cruised during a flight originating from NASA's Dryden Flight…

Astronaut Alan B. Shepard, Jr. during suiting for the first manned suborbital flight, MR-3 mission. The Freedom 7 spacecraft, carrying…