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National Security Journal on MSN5h
The Mach 3 A-12 Oxcart Spy Plane Summed Up in 4 WordsLong before the SR-71 Blackbird captured the world’s imagination, its secret predecessor, the A-12 Oxcart, flew faster and ...
Even more Top Secret than the Lockheed SR-71, the D-21 drone was a promising Cold War idea that could have eliminated the need for manned overflights, ...
During a fly-over request in England, the SR-71 Blackbird spy plane was able to hit speeds as low as 160 knots (equivalent to ...
National Security Journal on MSN1d
The North American X-15 ‘Rocket Plane’ Hit Mach 6.7 (All the Way Back in 1967)Decades before the rumored SR-72 "Darkstar," America had already conquered hypersonic flight with the X-15 rocket plane. -In 1967, this remarkable experimental aircraft, developed by North American ...
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