Mock-up of the subsonic Javelin jet.

Mock-up of the subsonic Javelin jet.


According to its developer, Aviation Technology Group (ATG), Englewood, Colo., the Javelin is a subsonic aircraft capable of flying at a max speed of .92 Mach (about 100 mph faster than a commercial airliner) with a ceiling of 45,000 ft. The prototype lets ATG evaluate performance, handling, and installed systems.