A project of the United States Air Force's Air Force Research Laboratory, it was built by the international aerospace company Lockheed Martin, at its Advanced Development Programs (Skunk Works) facility in Palmdale, California.
Sebuah proyek dari United States Air Force's Air Force Research Laboratory, pesawat itu dibangun oleh perusahaan kedirgantaraan internasional Lockheed Martin , pada fasilitas Advanced Development Programs (Skunk Works) di Palmdale, California.