The SR-72 “Darkstar,” the hypersonic successor to the SR-71 Blackbird, is being envisioned not just as a spy plane but also as a bomber, a role its famous predecessor never fulfilled. -While the SR-71 ...

Many of the details of the SR-72 "Son of Blackbird" program, as it is being called, are classified. What is known is that the program was initially proposed by Lockheed Martin (LM) in 2013 and is ...

While development on Lockheed Martin’s SR-72 has been kept secret, these are the five most exciting rumors about the jet. SR-72 ‘Darkstar’ Jet Rumors That Have Us Fascinated Tech & Auto ...

Lockheed Martin Skunk Works and Aerojet Rocketdyne have made a breakthrough in hypersonic propulsion technology, but the Mach 6.0-capable SR-72 remains more of aspiration than a real airplane. The ...

The SR-72 project, in fact, is reportedly an outgrowth of the rocket-powered Falcon HTV-3 hypersonic test-bed, which was associated with America’s Prompt Global Strike program.

The SR-72’s promoters argue that “speed is the new stealth,” reflecting a growing belief in some quarters that improved networked sensors will eventually diminish the survivability of ...

Attempts to make hypersonic scramjets have so far ended in failure, but thats not going to stop Lockheed from working on a 4,500-mph drone meant to be the SR-72.