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 ...
An illustration of the JetZero manufacturing plant proposed for Greensboro, N.C. JetZero manufacturing plant proposal. JetZero, the California-based start-up proposing to commercialize a “blended wing ...
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