Ancient Greece
-Aristarchus of Samos devised this astronomical model, which stated that the sun is at the center of the solar system:

Question

Quizplus · Accepted Answer

Aristarchus of Samos was the first Western thinker to propose the heliocentric model, which states that the Earth revolves around the Sun. The heliocentric model eventually included all of the planets in the Milky Way system, as they were discovered. Prior to an understanding of the heliocentric model, most astronomers believed in the geocentric model, in which the Earth was at the center of the solar system.

Ancient Greece -Aristarchus of Samos Devised This Astronomical Model, Which Stated That