Mach 7 wind tunnel test of the full-scale X-43A model with spare flight engine in Langley's 8-Foot High Temperature Tunnel.
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Mach 7 wind tunnel test of the full-scale X-43A model with spare flight engine in Langley Research Center’s 8-Foot High Temperature Tunnel.NASA Photo / Jeff Caplan/NASA Langley› X-43A Project Description