Solar symbol
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What links here
Planisphere
Muhammad al-Idrisi
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Astronomical symbols
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Musca
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Sejong the Great
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Crescent
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Cocos Island
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Timeline of computing hardware before 1950
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Astrolabe
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Timeline of telescopes, observatories, and observing technology
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Timeline of astronomical maps, catalogs, and surveys
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Song dynasty
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Robert of Ketton
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Taurus (constellation)
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Planet
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Hydrus
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History of computing hardware
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List of cartographers
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Constellation
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Analog computer
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Amateur astronomy
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