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 ...
The SR-72, known as the "Son of Blackbird," is pushing the limits of hypersonic flight. Learn about its speed, stealth, and ...
Sixty years later, the speed bar has changed, however; Lockheed is expected to craft an SR-72 capable of hypersonic speeds, that is, speeds in excess of Mach 5. The SR-72 could have a top speed in the ...
Sixty years later, the speed bar has changed, however; Lockheed is expected to craft an SR-72 capable of hypersonic speeds, that is, speeds in excess of Mach 5. The SR-72 could have a top speed in ...