US Top Secret SR-72 Darkstar hypersonic aircraft
US top secret SR-72 Darkstar hypersonic aircraft has finally entered production.
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US top secret SR-72 Darkstar hypersonic aircraft has finally entered production.
Lockheed finally will build and fly SR-72 Mach 6 prototype, the successor of legendary SR-71 Blackbird.
Lockheed Martin to fly its top-secret hypersonic jet in 2025 and to break the sound barrier at 4000 MPH.
At the end of the SR-71 spy plane program in the 90s, the US was left without a new spy plane to operate across the world.
Boeing has unveiled first details of an hypersonic unmanned Mach 5-plus demonstrator aircraft design.
Lockheed Martin may have already completed a prototype hypersonic SR72.
SR-72, the new hypersonic warplane, will fly at Mach 6, to strike anywhere, anytime.
Scramjet, together with combined cycle engines will soon allow China to fly Mach 6 hypersonic airplanes.
New details on Lockheed Martin’s successor to the SR-71 Blackbird, the SR-72, that will be twice as fast as its predecessor with a cruising speed of Mach