Footage of a second test flight of the X-51A Waverider over the Pacific Ocean on June 13. Courtesy Video | Defense Media Activity | Date: 06.16.2011 AiirSourceâ„ covers military events …
The X-51A Waverider is an unmanned scramjet-powered demonstration aircraft, capable of achieving hypersonic speeds five times the speed of sound. At that speed an aircraft could travel across the U.S. …