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History: How The Lockheed SR-71 'Blackbird' Continued To Set Records Until Its Final Flight
The USAF and NASA subsequently retired their aircraft ... mechanisms were required for the aircraft. The Lockheed SR-71 Blackbird is retired and being relpaced by the SR-72 UAV.
Business Insider7y
Watch footage of the SR-71 Blackbird
NASA released video footage of the SR-71 Blackbird, the high-altitude recon aircraft capable of reaching speeds over Mach 3. More from Military & Defense NASA released video footage of the SR-71 ...
Daily Express23d
World's fastest plane reached 7,000mph — only three have ever been built
The NASA X-43 is an experimental unmanned aircraft ... The second spot on the list goes to another remarkable machine: the Lockheed SR-71 Blackbird. Introduced into the United States Air Force ...