The prototypes, however, lived on in NASA’s facilities, where they were used for flight research into aerodynamics, propulsion, structures, noise tests, and controls. While the SR-71 Blackbird ...

NASA released video footage of the SR-71 Blackbird, the high-altitude recon aircraft capable of reaching speeds over Mach 3. More from Military & Defense NASA released video footage of the SR-71 ...

“Faster than a speeding bullet” may bring to mind a certain superhero from the planet Krypton, but it was literally true of the SR-71 Blackbird, the sleek, stealthy Air Force spy plane taken ...

The SR-71 “Blackbird” broke the world’s record for sustained altitude in horizontal flight in 1976 when it flew at Mach 3.3 (times the speed of sound). As of 2025, no fighter or proposed ...

Head-on view from slightly above the Lockheed SR-71 Blackbird, beautifully lit from the darkness of its storage building at the National Air and Space Museum, September 21, 2000. Eric Long / NASM ...

In 2013, Lockheed Martin announced development of the successor to the SR-71 Blackbird spy plane. The SR-71 was capable of reaching speeds over three times the speed of sound, and the SR-72 is ...