The hypersonic SR-72 “Son of Blackbird” could reach Mach 6, giving the US Air Force a revolutionary reconnaissance and strike ...

Is The SR-72 Practical As a Mach 6 Stealth Bomber?: The United States is finally building a successor to the incredible SR-71 Blackbird. Lockheed Martin’s highly secretive Skunk Works is actively ...

Key Points and Summary - 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 ...

What You Need to Know: The SR-72, developed by Lockheed Martin’s Skunk Works, is a proposed hypersonic reconnaissance aircraft aimed to fill critical intelligence gaps in the U.S. Air Force.

When an airframe is named in reference to the SR-71 Blackbird, you can expect that airframe to be fast. The SR-71 was a Cold War marvel, developed decades ahead of its time, to hit speeds in excess of ...

The incredible power of the fastest jet in the USAF.