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Nicaea Bithynia discovered the precission of the equinoxes
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Summer is marksed on June 21st because it is the longest day of the year and winter is marked on December 21st be ausje it is the shortest day of the year.
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Thales predicts the solar eclipse and what it is all about
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Chinese people named the stars that they could see and identify
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Khufu discovered that the Thuban was closest to the true north