1. RQ-4 Global Hawk
The RQ-4 Global Hawk is currently in service with the United States Air Force and the Japan Self-Defense Force. It measures 14.5 m in length and 40 m in wingspan and has a maximum takeoff weight of 11.6 tons and a load capacity of 1.3 tons. The RQ-4 is powered by has one jet engine that allows it to reach a speed of 630 km per hour. It can fly at an altitude of 18000 meters and has a range of 22000 KM or 42 hours.