The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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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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Sound doesn't travel in space.
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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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The light hitting the earth right now is 30 thousand years old.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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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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