Nicolas Copernicus (dec 24, 1473 – oct 11, 1543)
Description:
Copernicus developed the heliocentric conception and believed that the universe consisted of eight spheres with the sun motionless at the center and the spheres (planets) revolved around the sun. Wrote "On the Revolutions of the Heavenly Spheres"Added to timeline:
Date:
dec 24, 1473
oct 11, 1543
~ 69 years