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The scramjet flight test vehicle was designated X-51 on 27 September 2005. [5] X-51A under the wing of a B-52 at Edwards Air Force Base, July 2009. In flight demonstrations, the X-51 is carried by a B-52 to an altitude of about 50,000 feet (15 km; 9.5 mi) and then released over the Pacific Ocean. [6] The X-51 is initially propelled by an MGM ...
The waverider remains a well-studied design for high-speed aircraft in the Mach 5 and higher hypersonic regime, although no such design has yet entered production. The Boeing X-51 scramjet demonstration aircraft was tested from 2010 to 2013. In its final test flight, it reached a speed of Mach 5.1 (5,400 km/h; 3,400 mph).
The X-51 is a descendant of earlier efforts including the Advanced Rapid Response Missile Demonstrator and the liquid hydrocarbon-fuelled scramjet engine developed under the USAF's HyTech program. The first free-flight of the X-51 took place in May 2010. On 1 May 2013, the X-51 performed its first fully successful flight test, flying for 240 ...
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A Navy weapons station in New Jersey confirmed there have been “multiple” instances of drones entering its airspace as the mystery deepens over the origin of the flying devices.
Lawmakers from across the political spectrum on Sunday criticized the federal government’s response to mysterious drone sightings in the Northeast, as officials emphasize there is no evidence of ...
Follow The Post’s live updates for the latest news, videos, photos and more as mysterious drones fly over New Jersey, New York and elsewhere: Show comments. Advertisement. Advertisement.
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