The Lockheed D-21 was a Mach 3.3 reconnaissance drone. Lockheed’s Skunk Works built it in the early 1960s. Its mission: ...
The D-21B was the SR-71 Blackbird’s little brother—a Mach 3 spy drone built by Lockheed’s legendary Skunk Works division to ...
Lockheed Martin's Skunk Works division unveiled plans for a stealthy combat drone to keep the U.S. at the forefront of air power superiority. The drone is designed to work independently or alongside ...