Eppur Si Muove: Galileo’s Big Night, 407 Years Ago Today — Lights in the Dark

407 years ago tonight, on January 7, 1610, the Pisan astronomer Galileo Galilei looked up at a brilliantly-shining Jupiter through his own handmade telescope and saw three bright little “stars” next to it, stirring his natural scientific curiosity. Further observations over the next several nights showed that the planet wasn’t moving relative to the little “stars” as it […]

via Eppur Si Muove: Galileo’s Big Night, 407 Years Ago Today — Lights in the Dark

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