Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
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41% of the moon is not visible from earth at any time.
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One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
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The earth is .02 degrees hotter during a full moon.
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Pluto is smaller than Russia.
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