may 1, 1543 - Nicolaus Copernicus published his book,
De revolutionibus orbium coelestium.
Description:
This book was a collection of all the discoveries that Copernicus made, and all the math to prove them. The big thing in this book was his claim that the sun was at the center of the solar system, not the earth.
Added to timeline:
Copernicus and the church
Date: