Astronomy Answers
From the Astronomical Dictionary


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Atlas

A moon of 32 km diameter at about 137,700 km from the planet Saturn. The gravity at its surface is about 0.0001 times as strong as on Earth. The moon goes once around its planet in about 14.5 hours. The moon was discovered in 1980. Also called SXV (Saturn fifteen). Its provisional designation was S/1980 S28.