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Copernicus published his heliocentric model proving that the sun is the center of the universe
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He demonstrates from the top of The Leaning Tower Of Pisa that a 1 pound weight and a 100 pound weight droped at the same moment will hit the ground at the same time
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Galileo Publishes his 24 page booklet of his telescopic observations of the moon's surface, and of Jupiter's moons.
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Kepler's laws of planetary motion describe the form and operation of the planet orbits.
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A three volume math work by newton. It was a "mathematical principles of natural philosophy". It contained the laws of motion as well as the Laws of gravitation
