Wednesday, July 11, 2012

Military rocket plane aims for Mach 20 by 2016

Military rocket plane aims for Mach 20 by 2016:
An artist's illustration of DARPA's Hypersonic Technology Vehicle 2 (HTV-2) traveling at 13,000 mph, or Mach 20, during its Aug. 11, 2011 test flight.The U.S. military aims to fly a full-scale rocket plane at 20 times the speed of sound by 2016, officials announced last week.





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