X-20 Dyna-Soar
E122542
UNEXPLORED
The X-20 Dyna-Soar was a U.S. Air Force experimental spaceplane project from the early Cold War era, intended for orbital reconnaissance, bombing, and other military missions before its cancellation in the 1960s.
Referenced by (1)
| Subject (surface form when different) | Predicate |
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Boeing X-37
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