Hermeus Completes Iron Bird Quarterhorse Testing
Mk 0 is one of four test vehicles in Hermeus' hypersonic program
Hermeus Quarterhorse Mk 0 (Photo: Hermeus)
Hermeus conducted testing of its iron bird Quarterhorse Mk 0_0 at the Arnold Engineering Development Complex (AEDC) in Tullahoma, Tennessee, enabling the company to work directly with U.S. Air Force personnel.

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