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St. Louis Science Center: Astronomy Fact Of The Day: July 17, 2021
First quarter moon occurs today. Until the invention of the telescope, the Moon was the only one we knew about. Today, however, we now k ...
July 17, 2021
First quarter moon occurs today. Until the invention of the telescope, the Moon was the only one we knew about. Today, however, we now know of over 200 moons in the solar system.
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This press release was produced by St. Louis Science Center. The views expressed here are the author’s own.