Spike Aerospace supersonic prototype

Spike Aerospace supersonic prototype

Spike Aerospace supersonic prototype

Spike Aerospace expects to certify its $60 to $80 million, low-boom, Mach 1.6 SSBJ by 2023. To keep on that path, it plans to fly a low-speed demonstrator this summer and a supersonic prototype by the end of next year. (Photo by Spike Aerospace)

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