Lockheed Martin’s SR-72 Son of Blackbird or “Darkstar” aims to replace the SR-71 with hypersonic ISR—and possibly strike—using a turbine-based combined cycle (TBCC) that blends a turbofan for ...

Lockheed Martin’s Skunk Works has hinted for years at an SR-72 hypersonic successor to the SR-71, but the U.S. Air Force has never confirmed a program of record. -This piece separates rumor from ...

Hitting a target with a missile anywhere in the world in less than an hour – that’s the Pentagon’s goal with its ongoing development of hypersonic weapons. Moving from the experimental phase to ...

The air-breathing weapon’s expected appearance at the WWII commemorative parade will be a global public debut for the ...

China is fast-tracking potential space-travel technology designed to simulate speeds of Mach 30, a paradigm changing velocity more than five times the speed of the hypersonic threshold considered to ...