X-Nico

unusual facts about Heavenly Spheres


The Guide for the Perplexed

The world-view asserted in the work is essentially Aristotelian, with a spherical earth in the centre, surrounded by concentric Heavenly Spheres.



see also

1543

May – Nicolaus Copernicus publishes De revolutionibus orbium coelestium (On the Revolutions of the Heavenly Spheres) in Nuremberg, offering mathematical arguments for the existence of the heliocentric universe, denying the geocentric model.

Annus mirabilis

Nicolaus Copernicus publishes De revolutionibus orbium coelestium (On the Revolutions of the Heavenly Spheres) in Nuremberg, Germany, which eventually alters the science of astronomy forever.