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Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).

Bright cool blue flash and moved erratic like a bug.

Unidentified aircraft flying through South Dakots air space.

Unknown reconnaissance craft possibly fron Nevada or Califorinia areas..

Large contrail left by a High Altitude/High Speed Recon Aircraft heading East maybe from CA/NV area.

A bright light similar to a very bright star, flew across the sky from the northwest to the southeast at a constant speed.