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Saturday, July 5, 2008 |
Saturday, July 5, 2008 |
Photo: Saturn Moon May Have Rings -- A FirstA new study of data from the Cassini spacecraft shows that electrons are mysteriously absent in a region extending outward from Rhea on each side to about eight times the moon's diameter. Although no one has actually seen rings, astronomers think a disk of debris that absorbs charged particles is the most likely explanation for the moon's missing electrons. Image courtesy NASA/JPL/JHUAPL
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