Less than four years ago, it seemed that the U.S. Air Force was on the brink of developing the first generation of air-breathing high-speed strike weapons following the success of the experimental scramjet-powered Boeing X-51A. Now a classified report warns that the U.S. may be losing its lead in hypersonics to China and Russia. Although parallel research on hypersonic glide vehicles under DARPA’s HTV-2 program suffered failures in 2010 and 2011, the Air Force by 2013 appeared ...
REGISTER FOR FREE ACCESS (Valid Email Required)
Register now for free access to "Classified Report On Hypersonics Says U.S. Lacking Urgency" and other premium content selected daily by our editors. Your free registration will also allow you to comment on any article posted to Aviationweek.com.
Current magazine subscribers: digital access to articles associated with your subscription are now included at no added charge to you. Simply use your subscriber email to log in to your account (or contact us for assistance in updating your account).
Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to http://awin.aviationweek.com for access.