Lockheed Martin SR-72 Archives

SR-72 Son of Blackbird Was Pitched in 2013 at Mach 6, About Twice the Lockheed SR-71 Blackbird’s Speed. No Flight Is Confirmed

Lockheed Martin unveiled plans for the SR-72, nicknamed the Son of Blackbird, in 2013: a reusable hypersonic aircraft meant to reach Mach 6, about...

Harrison Kass2 minutes ago