Northrop Grumman RQ-4 Global Hawk

RQ-4 Global Hawk designed by Northrop Grumman (formerly Ryan Aeronautical)  known as Tier II+ during development, is an unmanned aerial vehicle (UAV) used by the United State Air Force and Navy and in used by the German Air Force as a surveillance aircraft.
the Global Hawk is similar to the Lockheed U-2 in role and operational design. This pictures is about this (UAV).