Why did this early model change of ancient scientist?

Early models of the universe, such as the geocentric model proposed by Ptolemy, changed due to advances in observation and a shift in scientific thinking. The heliocentric model by Copernicus, supported by later observations from Galileo and Kepler, provided a simpler explanation of planetary motions. These changes reflected a growing emphasis on empirical evidence and mathematical reasoning, leading to a paradigm shift in our understanding of astronomy and the cosmos. The transition marked the beginning of the Scientific Revolution, fundamentally altering the way humanity perceives its place in the universe.