DARPA completes first flight test of XRQ-73 SHEPARD hybrid-electric, stealthy flying-wing drone at Edwards
Northrop Grumman’s XRQ-73 SHEPARD uncrewed aircraft has begun flight testing under DARPA, with AFRL participation, at Edwards Air Force Base, California, in April 2026. The series-hybrid-electric demonstrator is designed for very quiet, high-efficiency flight and is aimed at proving military utility for next-generation lightweight autonomous systems.