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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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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Jupiter is bigger than all the other planets combined.
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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If two pieces of metal touch in space, they become permanently stuck together.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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