| X-51 Wave Rider Unmanned Scramjet Aircraft | ||
X-51's first captive flight was carried on the B-52 bomber aircraft from Edwards Air Force Base in December 2009 with the unmanned craft snugged under a wing. |
The X-51 unmanned scramjet demonstration aircraft undergoing integration and testing. |
The X-51 during antenna testing. |
The X-51 is being used to demonstrate the speeds and various aspects of hypersonic flight. |
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