Watch the impressive engineering in this in-depth tour of the SR-71 Blackbird's jet engine and you'll see an extraordinary reconnaissance aircraft that still impresses despite taking its first flight ...
Leaving the airspace above New York City at 2,455 miles per hour, SR-71 tail number 64-17972 would set a transatlantic speed record on Sept. 1, 1974.
Key Points and Summary - Lockheed Martin’s SR-72 “Son of Blackbird” is designed to replace the iconic SR-71 with a hypersonic, largely unmanned ISR and strike platform capable of speeds above Mach 6. ...