Tivraverse on Instagram: "The X-43A didn’t look like a plane that would break records. It was tiny, flat, almost like a black dart with a gold edge. But NASA built it for one purpose: pure speed. Part of the Hyper-X program, it was meant to prove that scramjets weren’t just wind-tunnel dreams they could actually work in the real sky. Since it couldn’t take off on its own, a B-52 carried it up, a Pegasus rocket kicked it to insane speeds, and only then did the X-43A fire its scramjet. No onboard

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