The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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It would take more than 150 years to drive a car to the sun.
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The light hitting the earth right now is 30 thousand years old.
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Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
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More than 20 million meteoroids enter Earth's atmosphere every day.
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The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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