World’s FASTEST (unmanned*, free-flying*, air breathing*) AIRCRAFT ever! Reliving the AMAZING MACH 10 (7,310 MPH) capable HYPERSONIC X-43A!
The X-43 was of course part of NASA's Hyper-X program. A brief explanation of the X-43A Hypersonic Research Aircraft, and, scramjet technology in general, can be found at the link below:
Video credit: National Aeronautics and Space Administration.
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