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oct 30, 1605 - German mathematician and astronomer Johannes Kepler

Description:

establishes his three Laws of Planetary Motion, mathematical laws that describe the motion of planets in the Solar System, including the ground-breaking idea that the planets follow elliptical, not circular, paths around the Sun. Newton later used them to deduce his own Laws of Motion and his Law of Universal Gravitation.

Added to timeline:

28 Sep 2017
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1876

Date:

oct 30, 1605
Now
~ 420 years ago

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