There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
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The temperature of the earth's interior increases by 1 degree every 60 feet down.
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Summer on Uranus lasts for 21 years.
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The population of the Earth has more than doubled since 1950.
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In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
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The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
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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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Lightning strikes about 6,000 times per minute on this planet!
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