Let's take a look at the planned fastest, highest flying spy plane ever in aviation: The SR-72. Dubbed Son of Blackbird, the SR-72 is a hypersonic unmanned aerial vehicle or UAV capable of flying ...

Designed to be the hypersonic successor to the iconic Blackbird, the SR-72 “Darkstar” is allegedly under development by Lockheed Martin’s highly secretive Skunk Works team. The Darkstar was first ...