
Pathfinder-Plus in flight over Hawaiian Islands, with N’ihau and Lehua in the background.

A collection of NASA’s research aircraft on the ramp at the Dryden Flight Research Center in July 1997: X-31, F-15B,…

X-45A in flight with F-18 #846 chase aircraft, during first GPS-guided weapon demonstration flight.

Flight Research Center and Dryden Flight Research Center engineer R. Dale Reed has long used free-flight models to test new…

The Bell Aircraft Corporation X-1-1 (#46-062) in flight.

X-45A first GPS-guided weapon demonstration – weapon release.

After the M2-F1 (on the viewer’s left) proved the lifting-body concept, NASA and the Air Force began work on a…

Smoke generators in the nose of the X-29 aircraft were used to help researchers see the behavior of the air…

X-40A landing after free flight 4A.

Air Force Capt. Jerauld Gentry, shown with the M2-F2, made a total of 30 lifting-body flights in 5 different vehicles…