In his Outlines of Astronomy (pp. 630-1), Sir John Herschel refersto speculations respecting the rotation of our Sidereal System in the planeof the galactic circle. Dismissing the hypothesis of Mädler that thecentre of rotation is in the Pleiades, he thinks that no opinion can reasonablybe formed wh...
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Updated 206 Episodes
First Principles
Episode 200
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