History of the telescope
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What links here
Simon Marius
Sidereus Nuncius
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Andromeda (constellation)
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List of astronomers
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Andromeda Galaxy
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Ganymede (moon)
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Io (mythology)
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Europa (moon)
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Callisto (moon)
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Jupiter
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1625
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1612
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1573
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17th century
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Solar System
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Mercury (planet)
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January 20
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Galaxy
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Galilean moons
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Ansbach
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