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Episode 15: The Celestial Spheres
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Episode 14: Aristotle and the Motion of the Heavens
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Episode 13: The shape of the earth
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Episode 12: From Watching to Wondering
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Episode 11: The Wanderers
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Episode 10: The Moving Moon
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Episode 9: Telling Time
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Episode 8: Measuring the Year
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Episode 7: Following the Sun’s Path
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Episode 6: The Sun's Changing Path
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Episode 5: The Zodiac
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Episode 4: The Center of the Sky
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Episode 3 The Stars in Motion
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Episode 2: A Night with a Star
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Episode 1: A Day with the Sun
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