U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing this year as it moves toward flying the unique powerplant in 2027 in a ...

The high-speed uncrewed test aircraft performed its first flight at Edwards AFB, just a year after the launch of the development. Hermeus, a U.S. company aiming to develop hypersonic aircraft quickly ...

A team has started engine testing for the X-59. It’s a supersonic aircraft that’ll fly without generating loud sonic booms.

The AOPA has tested unleaded avgas on a Beechcraft Baron demonstration aircraft, shown on display at EAA AirVenture Oshkosh ...

Rolls-Royce is retiring its Boeing 747-200 "Flying Test Bed" (FTB), registered N787RR, after 20 years of service since 2005. The uniquely modified aircraft, capable of flying with five engines, was ...

The new upgrade package—on top of an existing $2.6 billion contract with UK engine manufacturer Rolls-Royce—will keep the ...

Nov. 6 (UPI) --NASA engineers fired the engines on the X-59 research aircraft in advance of planned test flights to determine if the aircraft can reduce sonic booms and make supersonic flight over ...

A turbofan engine, on the other hand, is designed to move huge amounts of air to propel an aircraft forward. At lower subsonic speeds, it does this quite well. Faster than that, aerodynamic drag ...

GE Aerospace recently started test running the Passport-turbofan-based hybrid-electric propulsion system it developed under NASA’s Hybrid Thermally Efficient Core (HyTEC) programme, one of several ...

United Aircraft has carried out water-ingestion tests on its initial import-substituted Yakovlev SJ-100, equipped with Aviadvigatel PD-8 powerplants. The aircraft, number 97023, carried out the runway ...

Various videos captured by people on the ground show the J-36 making a turn, while others show a decent side and bottom view, with the landing gear still extended. The aircraft also has a flight data ...