“The RQ-4 Global Hawk: America’s Sky Dominator, the Largest Remotely Piloted Aircraft”

Northrop Grumman’s GLOBAL HAWK stands as one of, if not the foremost unmanned aircraft systems for surveillance and reconnaissance globally, serving as the Air Force’s primary aerial surveillance asset.

In the RQ-4 name, the “R” is the Department of Defense designation for Reconnaissance and “Q” means unmanned aircraft system. The “4” refers to the series of purpose-built remotely piloted aircraft systems.