[Pppehrserver-developers] {Spam?} d may

[Berkstresser Manon]

Orbit is obvious from the proper motions exhibited by the several stars.
We have already learned from Arts. 107 and 108 that the sun possesses an
orbit, which orbit fulfils the first and second of Kepler's Laws. If
therefore the sun, as representing all stars, is subject to Kepler's Law
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