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

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 ...

SR-72 is revolutionary but costly, while PAK DA is cheaper with existing technology. Pitting Lockheed Martin’s SR-72 and the Tupolev PAK DA against each other seems futile. Other than being next ...

In 2013, Lockheed Martin announced development of the 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 ...

Lockheed Martin announced in 2018 that they are working on the SR-72 project, with a prototype expected to fly very soon. The US Air Force and the Pentagon have never officially confirmed or ...