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10 cards from this deck
1571-1630
Imperial astronomer for Holy Roman Emperor
Planets travel in elliptical orbits around the Sun
Planets move faster closer to Sun, slower when further away
r³ ∝ T² (distance cubed proportional to period squared)
1609
1619
Challenged belief that universe was uniform and unchanging
To understand world God created with mathematical perfection
Navigation, civil engineering, canal building, warfare
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