By all accounts, the SR-72 Son of Blackbird spy plane will be one impressive aircraft. With plans for incredible Mach 6 speed, an unmanned option, and the ability to be armed (maybe with ...

In 2013, Lockheed Martin announced development of the successor to the SR-71 Blackbird spy plane. The SR-71 was capable of reaching speeds over three times the speed of sound, and the SR-72 is ...

This plane was codenamed “Darkstar.” It was supposed to be the newest spy plane that the US military has been developing, the SR-72 Darkstar. As a fun aside, the Chinese saw the mockup used in ...

INCREDIBLE plans have been revealed for a hypersonic superjet dubbed “Son of Blackbird” that could soon become the world’s fastest aircraft. Building on the legacy of the SR-71 ...