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The Strangest of Swirls
Reiner Gamma is one of the Moon's most distinctive and mysterious features. This striking, tadpole-shaped swirl puzzles lunar scientists. Some think that its origin, as with other swirls, is somehow related to the shielding effects of localized magnetic field anomalies.
Image ID: M1127569280LR
Camera: NAC
Image width: 50 km (31 mi.)