Project Blue Book Case #10626. On June 6, 1966, witnesses in Spooner, Wisconsin — a small Northwoods community in Washburn County — observed a bright object in the sky. Spooner sits in the lake-dotted forests of northwestern Wisconsin, an area of minimal light pollution and vast, unbroken darkness at night.
The Wisconsin Northwoods was one of the most remote regions in the upper Midwest, far from major military installations and commercial air corridors. The nearest significant military presence was the Volk Field Air National Guard Base near Camp Douglas, over 150 miles to the south.
June 1966 came during the sustained wave that had begun with the explosive spring sightings in Michigan. Wisconsin was contributing a steady stream of cases — Osceola, Monticello, and now Spooner — suggesting either genuine activity across the state or heightened public awareness following the Michigan controversies.
The Northwoods setting provided exceptionally dark skies and minimal conventional air traffic. The object's brightness stood out dramatically against this pristine background. No engine noise was reported in the wilderness quiet.
No conventional explanation was found. The case was classified "Unknown."