The SR-71 could fly at Mach 3.2 (around 2,100 miles per hour)—lightyears faster than anything the Soviet Union could throw at it.
The Lockheed SR-71 Blackbird set speed records ... and turned the airplane over to the Smithsonian.” The Blackbird SR-71C was a one-off variant formed from two other aircraft.
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 ...
When an airframe is named in reference to the SR-71 Blackbird, you can expect that ... Sixty years later, the speed bar has changed, however; Lockheed is expected to craft an SR-72 capable of ...
While this never came to fruition, an offshoot proposal to create an interceptor Blackbird variant emerged two years later. The SR-71 “I” idea came from Lockheed Martin and called for newer ...