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SR-71
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SR-71 Blackbird. Lockheed SR-71 Blackbird
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SR-71

aircraft
Also known as: Blackbird, SR-71 Blackbird

Learn about this topic in these articles:

comparison to U-2

  • Lockheed U-2
    In U-2

    …Earth-orbiting satellites or the supersonic SR-71 Blackbird spy plane—but intelligence and military services consistently have found it useful because of its operational flexibility, excellent aerodynamic design, and adaptable airframe. In 2011 the USAF indicated that the U-2 was scheduled for retirement from service sometime after 2015, with many of its…

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reconnaissance work

  • Tupolev Tu-22M, a Russian variable-wing supersonic jet bomber first flown in 1969. It was designed for potential use in war against the NATO countries, where it was known by the designation “Backfire.”
    In military aircraft: Reconnaissance

    …in the mid-1950s, and the SR-71 Blackbird, which came into service in the mid-1960s. The U-2, built of aluminum and limited to subsonic flight, could cruise above 70,000 feet (21,000 metres) for very long periods. The SR-71 had a titanium airframe to resist the heat generated by flying at Mach…

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