Space Shuttle Endeavour over Houston downtown, on its final ferry flight to Los Angeles.
Bill Dana, NASA research pilot, stands with the hypersonic X-15.
The C-140 JetStar was reconfigured as the General Purpose Airborne Simulator (GPAS) to simulate the flight characteristics of other aircraft.
Test pilots Bruce Peterson, Milt Thompson, Don Mallick and Chuck Yeager in the cockpit of the M2-F1.
The Stratospheric Observatory for Infrared Astronomy, or SOFIA rests in NASA Armstrong Flight Research Center hangars in Palmdale, California.