jan 1, 1543 - On the Revolutions of Heavenly Spheres (copy)
Description:
It was written by Polish astronomer Nicolaus Copernicus (1473–1543). It was published just before his death. It placed the sun at the center of the universe and argued that the Earth moved across the heavens as one of the planets.Added to timeline:
Date:
jan 1, 1543
Now
~ 481 years ago
