Aurora Flight Sciences is an American aviation, aeronautics research company which primarily specializes in the design and construction of special-purpose Unmanned aerial vehicles. Aurora has been established for 20+ years and their headquarters is at the Manassas Airport in Manassas, VA. The company was founded in Alexandria, Virginia, in 1989 as a follow on to the MIT Daedalus Project. The first aircraft was the Perseus proof of concept (POC) built for NASA which first flew in 1991 at NASA Dryden. It was followed by two Perseus As and one Perseus B which were all built for NASAs ERAST program. A twin engine Theseus was also built. In 1995 Aurora joined the Global Hawk team and continues to build composite fuselage components and tail assemblies of the RQ-4 for Northrop Grumman and the United States Air Force.