In 2013, Lockheed Martin announced development of the successor to the SR-71 Blackbird spy plane. The SR-71 was capable of reaching speeds over three times the speed of sound, and the SR-72 is ...

The Lockheed Martin SR-72, often referred to as the “Son of Blackbird,” is a proposed hypersonic aircraft intended to fill a ...

Summary and What You Need to Know: Lockheed Martin’s SR-72 hypersonic aircraft, a successor to the SR-71 Blackbird, is advancing toward service but faces significant budgetary challenges. Recent ...

While the name of Lockheed Martin’s experimental SR-72 is the Darkstar in “Top Gun ... which refers to it as “Son of Blackbird.” In addition to the movie creating a name, the jet design ...