USAF has decided to terminate the Blue Devil II Airship (BD2) project
A front view of the 123 meter long M1400 airship, developed for the Blue Devil 2 unmanned sensor platform. Photo: MAV6 The US Air F...
A front view of the 123 meter long M1400 airship, developed for the Blue Devil 2 unmanned sensor platform. Photo: MAV6 The US Air F...