The answer is the recently flight-tested Atmospheric Test of Launched Airbreathing System (ATLAS) powered by a new solid-fueled ramjet built by GE Aerospace. Hypersonic missiles capable of flying well ...
Chinese "Space Transportation" company, Lingkong Tianxing Technology, has successfully tested its new JinDou400, also known as JinDouyun, ramjet detonation engine nearly twice the altitude of ...
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