Lockheed Martin SR-72 Lockheed Martin SR-72 The Lockheed Martin SR-72 is an American hypersonic UAV concept intended for intelligence, surveillance and reconnaissance. Lockheed Martin privately proposed it to succeed the retired Lockheed SR-71 Blackbird. The SR-71 Blackbird retired in 1998, leaving what was considered a coverage gap between surveillance satellites, manned aircraft, and unmanned aerial vehicles for intelligence, surveillance and reconnaissance (ISR) and strike missions. With the growth of anti-satellite weapons, anti-access/area denial tactics, and counter-stealth technologies, a high-speed aircraft could penetrate protected airspace and observe or strike a target before enemies could detect or intercept it. The proposed reliance on extremely high
Lockheed Martin Sea Ghost Lockheed Martin Sea Ghost The Lockheed Martin Sea Ghost was a proposal to fulfill the United States Navy's requirement for a Unmanned Carrier-Launched Airborne Surveillance and Strike aircraft. On 14 August 2013, Lockheed Martin was awarded a $15 million contract to develop the airframe of their UCLASS entry. Contracts of the same amount were awarded to Boeing, General Atomics, and Northrop Grumman for their competing designs. In August 2018, Boeing was selected over Lockheed Martin and the other entrants. The Sea Ghost incorporated technologies from the F-35C Lightning II and RQ-170 Sentinel UAV, both other Lockheed designs. It had a