PATUXENT RIVER, Md., Dec. 22 (UPI) -- Northrop Grumman's tailless X-47B unmanned combat air system has been delivered to the U.S. Navy following a year of testing.
The U.S. Naval Air Systems Command said the aircraft -- the first fixed-wing unmanned aerial system designed for use from an aircraft carrier -- was tested at Edwards Air Force Base in California and then trucked to the Naval Air Station at Patuxent River, Md.