Hyperion is a moon of Saturn discovered by William Cranch Bond, George Phillips Bond and William Las
Hyperion is a moon of Saturn discovered by William Cranch Bond, George Phillips Bond and William Lassell in 1848. It is distinguished by its irregular shape, its chaotic rotation, and its unexplained sponge-like appearance. It was the first non-round moon to be discovered. Daytime and Nighttime Temperature: 85K -- source link
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