The Lockheed D-21, a high-speed, high-altitude drone, was an unmanned variant of the illustrious SR-71 Blackbird. The following exploration delves into the intriguing design, development, and ...
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SR-71: Speed, Stealth, and Surviving the Impossible
The SR-71 Blackbird remains a marvel of Cold War engineering, capable of flying at Mach 3.2 and 85,000 feet while outrunning missiles. Every element of its design—from titanium skin to hybrid turbojet ...
Lockheed Martin's Skunk Works has confirmed that it is developing the SR-72 spy plane. The successor to the SR-71 Blackbird, which was capable of Mach 3.5, the SR-72 will be a hypersonic unmanned ...
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