NASA F-15B #836 in flight with Quiet Spike attached.
ED06-0184-13
Project: Quiet Spike
NASA F-15B #836 in flight with Quiet Spike attached. Made of advanced composite materials, the Quiet Spike weighed some 470 pounds and extended from 14 feet in subsonic flight to 24 feet in supersonic flight.September 27, 2006NASA Photo / Carla Thomas› Quiet Spike Project Description