Usa: testato aereo "ipersonico", persi i contatti
DARPA Falcon Project | Lega Nerd
History of Aircraft
DARPA Falcon Project - Wikipedia
USAF Falcon Hypersonic Technology Vehicle (HTV-2 ) - RF Cafe
DARPA Falcon HTV-2, hypersonic vehicle test program from 2011 - complete flight overview animation - YouTube
Lockheed Is Planning to Build a Mach 6 Warplane
Hypersonic Research and Development: Meet the SR-72
SR-72, a Hypersonic Drone is Positioned to be the Successor of SR-71 'BlackBird' - Defense Update:
World's Fastest Glider Falcon HTV-2 Lost in Sea; Yet to Get Desired Control: DARPA
DARPA's HTV-2 Hypersonic Glider Fails During Trial Run | Popular Science
DARPA Falcon Project - Wikipedia
Hypersonic Technology Vehicle 2 - Wikipedia
DARPA Falcon HTV-2 hypersonic aircraft | aerospace news | robotpig.net
Falcon Hypersonic Technology Vehicle - HTV-2
Graphic: Super-sized speed - Data Desk - Los Angeles Times
First footage of Falcon HTV-2 hypersonic spacecraft test flight released | Daily Mail Online
Hypersonic Technology Vehicle 2 - Wikipedia
DARPA pushes autonomous Mach 20 drone program underground - 311 Institute
/cdn.vox-cdn.com/uploads/chorus_asset/file/13952307/HTV-2_render-original.1419967602.jpg "DARPA's HTV-2 aircraft test flight failed due to heat stresses at Mach 20 - The Verge")
DARPA's HTV-2 aircraft test flight failed due to heat stresses at Mach 20 - The Verge
First footage of Falcon HTV-2 hypersonic spacecraft test flight released | Daily Mail Online
HTV-2 Speed Comparison - YouTube
