Range safety and phased-array range user system antennas validated in the ECANS project can be seen just behind the cockpit on NASA's NF-15B research aircraft.

New range safety and range user system antennas for the ECANS project can be seen just behind and to the left of the cockpit on NASA's NF-15B research aircraft.

Two small Range Safety System antennas are located just behind the engine inlets of NASA's NF-15B research aircraft as it banks away from the chase plane.

NASA Dryden's highly modified F-15B aircraft, tail number 837, serves as an Intelligent Flight Control System (IFCS) research testbed aircraft

Two panels of Space Shuttle TPS insulation were mounted on the flight test fixture underneath NASA's F-15B during the Lifting Foam Trajectory flight test series

NASA's F-15B carrying thermal insulation foam on its flight test fixture is shadowed by a NASA F-18B chase aircraft during a LIFT experiment research flight.

NASA's highly modified NF-15B research aircraft cruises over Southern California's Tehachapi Mountains near Lake Isabella during a research mission.

NASA's F-15B conducts a local Mach investigation flight over California's Mojave Desert.

NASA's two modified F-15B research aircraft joined up for a fly-over of NASA's Dryden Flight Research Center on Edwards AFB, Calif., after a research mission.