
NASA's F-15B testbed aircraft in flight during the first evaluation flight of the joint NASA/Gulfstream Quiet Spike project. The project…

NASA F-15B #836 in flight with Quiet Spike attached. The project seeks to verify the structural integrity of the multi-segmented,…

A 1953 photo of some of the research aircraft at the NACA High-Speed Flight Research Station (now known as the…

This is the X-31 simulation. It was the first simulation in the Integrated Test Facility (now called RAIF).

Proteus aircraft low-level flyby at Las Cruces Airport.

Jack McKay was one of the first pilots assigned to the X-15 flight research program at NASA's Flight Research Center,…

McDonnell F-4A Phantom II in the NASA Flight Research Center hangar undergoing maintenance inspection in preparation for a flight. Notice…

A United States Air Force Test Pilot School Blanik L-23 glider carrying a microphone and a pressure transducer flies near…

One of many microphones arrayed under the path of the F-5E SSBE (Shaped Sonic Boom Experiment) aircraft to record sonic…

In a role-reversal, Northrop Grumman Corp.'s modified F-5E Shaped Sonic Boom Demonstration (SSBD) aircraft flies off the wing of NASA's…