Comprehension of Heliocentric Cosmos Model: What Did Copernicus, Kepler and Galilei Change?

Copernicus’ views on heliocentric cosmos model did alternate the geocentric cosmos modelthat accepted both in Ancient Age and ruled its continuity in the Middle Age.As it is well-known, Copernicus’ views on this topic founded its primary core in Kepler’s and Galilei’s theories. In this paper, it is going to be analyzedthe revolutionary transformation of geocentric cosmos model versus heliocentric cosmos model in the context of these great scientist via focusing on Copernicus’ apprehension of cosmos.