Saturn small moon Daphnis is caught in the act of raising waves on the edges of the Keeler gap, which is the thin dark band in the left half of the image. Waves like these allow scientists to locate small moons in gaps and measure their masses.
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Details
Title: Small Moon Makes Big Waves
Creator: NASA/JPL-Caltech/Space Science Institute
Date Created: 2012-12-31
Rights: JPL
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