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1 janv. 1621 - Kepler: Heliocentric; used Brahe's data, based on Copernicus' model, to solve Mars' Retrograde motion and developed Kepler's laws of planetary motion.
Ajouté au bande de temps:
7 nov. 2019
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Astronomy History
Date:
1 janv. 1621
Maintenaint
~ Il y a 403 ans