In the last 7 years, humanity has discovered 43 potentially habitable planets.
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Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
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Earth is the only planet in our solar system that's not named after a god or goddess.
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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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If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
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A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
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