Full-Scale Hermeus Precooler Tested For Supersonic Demonstrator

F100-229 precooler

F100-229 precooler tests have been conducted at Edwards AFB, California.

Credit: Hermeus
One by one, Atlanta-based Hermeus is working through key milestones toward what many skeptics have said is an improbable, if not impossible target: the development of a low-cost, reusable and air-breathing hypersonic aircraft by a startup company. For all aircraft developers, the main benchmark is...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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