Summary and Key Points: The SR-71 Blackbird remains one of the most remarkable aircraft ever built, combining extreme speed, altitude, and survivability in a way no other spy plane could match. -A ...
Key Takeaways: The legendary SR-71 is getting a hypersonic, unmanned successor: the SR-72 "Son of Blackbird," capable of Mach 6 speeds (4,600 mph). The Mission: Unlike its predecessor, the SR-72 is ...