• 9 years ago
SUPER FAST Mach 6 SR 72 aircraft to be built for US Air force videos The Lockheed Martin SR-72 is a conceptualized unmanned, hypersonic aircraft intended for intelligence, surveillance and reconnaissance proposed by .\r
\r
The Lockheed Martin SR-72 is a conceptualized unmanned, hypersonic aircraft intended for intelligence, surveillance and reconnaissance proposed by .\r
\r
\r
\r
\r
\r
Lockheed Martin have announced plans to build a new hypersonic unmanned spy plane. The SR-72 will fly at Mach-6 thanks to jet and ramjet hybrid .

Recommended