Aurora/Senior Citizen
"... Mach 4, 200,000-ft.-altitude aircraft that could be a follow-on to the Lockheed SR-71 strategic reconnaissance vehicle in the 1990s has been defined by the Air Force Aeronautical Systems Division and Lockheed."
Contrator: Lockheed Skunk Works
Crew: ?
Power Plant: Ram Jet? ScramJet? Pulse Detonation Wave Engine? Pulsejet?
Speed: Mach 4, Mach 6?
Ceiling: 200,000ft.?
Range: Intercontinental?
Invnetory: 24?