Friday 31 March, 2023
Edition: English (US)
The Social Magazine
Tag Archives: The SR-72
The SR-72

A hypersonic aircraft three times faster than Concorde is a step closer to reality, manufacturers say. Lockheed Martin says it is close to developing a military plane that flies at Mach 6 Рsix times the speed of sound, which travels...

By Howard Johnson on Mar 17th, 2016