Gibbous Moon Magnet

Bring a piece of Yerkes history home with this striking magnet featuring the Moon at nine and three-quarters days old. Captured through the legendary 40-inch telescope at Yerkes Observatory in Williams Bay, Wisconsin, this historical photograph highlights the Moon’s craters and texture in remarkable detail.

Originally taken during the University of Chicago’s operation of the observatory, the image showcases the Moon’s 2,160-mile diameter in crisp, historic resolution. A perfect keepsake for astronomy enthusiasts, collectors, or anyone inspired by the night sky.

Weight: 1.45 oz (41 g)
Dimensions: 3.5 × 2.5 × 0.1 in (8.9 × 6.4 × 0.3 cm)