Image Article

Steve Ishmael flies a simulation of the X-33 Advanced Technology Demonstrator at NASA's Dryden Flight Research Center, Edwards, CA.

X-33 program engineers at NASA's Dryden Flight Research Center, Edwards, CA, monitor a flight simulation of the X-33 Advanced Technology…

In this 1950 view of the right side of the NACA High-Speed Flight Research Station's X-4 research aircraft, the low…

In-flight photo of the NASA F-15B used in tests of the X-33 Thermal Protection System (TPS) materials.

The NACA High-Speed Flight Research Station X-4 research aircraft is seen in this 1950s in-flight close-up photograph.

The NACA High-Speed Flight Research Station X-4 research aircraft is seen in this 1950s in-flight photograph flying near an approaching…

The NACA High-Speed Flight Research Station X-4 research aircraft is seen in this 1950s in-flight photograph.

A close up of the Flight Test Fixture II, mounted on the underside of the F-15B Aerodynamic Flight Facility aircraft.

A modified F/A-18A sporting a distinctive red, white, and blue paint scheme was the test aircraft for the Active Aeroelastic…

NASA's flexible-wing F/A-18 maneuvered through a test point during the second phase of the NASA/Air Force Active Aeroelastic Wing flight…