Event Brief
Jun 18, 2026 at 7:00 PM ET
Air Force nearly turned SR-71 into missile interceptor
By The BriefBrief
The Air Force developed the YF-12 as a missile-armed interceptor, but two prototypes were lost and one became the SR-71C.
WHO: U.S. Air Force
WHAT: YF-12 missile-armed interceptor prototypes were built; two were lost to accidents and one rear section was fused into an SR-71C static airframe.
WHEN: Jun 18, 2026 at 6:08 PM ET
WHERE: Location not specified
WHY: Two of the three YF-12 prototypes were lost to accidents, leading to the creation of the SR-71C.
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