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Sept. 17, 1789: William Herschel discovers Mimas

Summary by Astronomy.com
With 293 confirmed moons as of August of 2026, Saturn is the solar system planet with the most natural satellites. By 1789, though, only five had been spotted: Titan by Christiaan Huygens in 1655, and Iapetus, Rhea, Dione, and Tethys by Jean-Dominique Cassini between 1671 and 1684. William Herschel would add two more to thatContinue reading "Sept. 17, 1789: William Herschel discovers Mimas"

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Sept. 17, 1789: William Herschel discovers Mimas

With 293 confirmed moons as of August of 2026, Saturn is the solar system planet with the most natural satellites. By 1789, though, only five had been spotted: Titan by Christiaan Huygens in 1655, and Iapetus, Rhea, Dione, and Tethys by Jean-Dominique Cassini between 1671 and 1684. William Herschel would add two more to thatContinue reading "Sept. 17, 1789: William Herschel discovers Mimas"

·Chattanooga, United States
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Astronomy.com broke the news in Chattanooga, United States on Thursday, September 17, 2026.
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