Earth is the only planet in our solar system that's not named after a god or goddess.
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It 'snows' metal on Venus.
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According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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