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The moon hides Mars and Spica this week. Mercury's at its best for the current evening showing. Earth is at aphelion. And Saturn and Neptune appear close. So do Venus and Uranus. We can use these close calls to appreciate how Galileo mistook Neptune for a star.
The moon hides Mars and Spica this week. Mercury's at its best for the current evening showing. Earth is at aphelion. And Saturn and Neptune appear close. So do Venus and Uranus. We can use these close calls to appreciate how Galileo mistook Neptune for a star.
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