List of astronomical observatories
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What links here
Ven (Sweden)
Northern War of 1655–1660
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Saltholm
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Heliocentrism
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Uraniborg
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Swedish calendar
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Date of Easter
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Stjärneborg
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Landskrona Municipality
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Urania
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Timeline of telescopes, observatories, and observing technology
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Frederick II of Denmark
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Tycho Brahe
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