thrust+down
131F-15 Eagle — Infobox Aircraft name=F 15 Eagle type=Air superiority fighter manufacturer=McDonnell Douglas / Boeing IDS caption=USAF F 15 over Washington, D.C designer= first flight=July 27, 1972 introduction=January 9, 1976 retired= number built=… …
132Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …
