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Polaris proves the earth is round.
Started by brainsandgravy « 1 2 3 ... 6 » |
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Why can't Polaris been seen at the coast of Antartica?
Started by Round fact « 1 2 3 ... 6 » |
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Comet Shoemaker–Levy 9
Started by GreatATuin « 1 2 3 ... 7 » |
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Astronomical Prediction Based on Patterns
Started by Bobby Shafto « 1 2 3 ... 7 » |