The Lockheed Martin SR-72 is a conceptualized hypersonic UAV intended for intelligence, surveillance, and reconnaissance proposed by American company Lockheed Martin to succeed the retired Lockheed SR-71 Blackbird. In June 2017, Lockheed Martin announced that the SR-72 would be in development by the early 2020s and is to top Mach …
Read More »Lockheed Martin SR-72 Mach 6 Hypersonic strike aircraft
