The U.S. military launched an experimental hypersonic aircraft on its swan song test flight Wednesday (May 1), accelerating the craft to more than five times the speed of sound in the longest-ever ...

Key Points and Summary - Boeing’s X-51A “Waverider” was a hypersonic tech demonstrator built with AFRL, DARPA, and Pratt & Whitney Rocketdyne to validate scramjet flight. -Air-dropped from a B-52, the ...

Will the supersonic-combustion ramjet ever be a usable means of propulsion? Boeing, Pratt & Whitney Rocketdyne and the US Air Force are convinced it can be Hypersonic windtunnel tests have cleared the ...

Boeing X-51A programme officials acknowledge that they face long odds for completing a successful flight-test programme for the hypersonic vehicle with only four experiments funded. Joseph Vogel, ...

The X-51A Waverider successfully launched from a B-52 Stratofortress over Point Mugu Naval Air Warfare Center Sea Range, Calif., Aug. 14, 2012, at approximately 11:36 a.m. PDT. The X-51 safely ...

The Air Force Research Laboratory Aerospace Systems Directorate celebrates the 10th anniversary of the X-51A’s longest supersonic combustion ramjet-powered hypersonic flight May 26. The flight, which ...

January 29, 2014 – Reston, Va. – The X-51A WaveRider team has won the 2014 American Institute of Aeronautics and Astronautics (AIAA) Foundation’s Award for Excellence. The team will receive the award ...

The U.S. Air Force is teaming up with the military's Defense Advanced Research Project Agency (DARPA) on a new project to test the capabilities of hypersonic flight, according to military officials.

The U.S. Air Force Research Laboratory (AFRL) plans to fly the fourth and final Boeing X-51A WaveRider hypersonic engine demonstrator in mid-2013. Tests of the component suspected to have caused the ...

The payoff for reaching air-breathing hypersonic flight—five times the speed of sound, without rockets—would be revolutionary. A hypersonic airliner could carry passengers to any place on Earth within ...