: He calculated that the Sun was much larger than the Earth, suggesting its massive size made it a more natural center for the cosmos.
Aristarchus of Samos | The Ancient Mind That Moved the Earth aristarchus
Aristarchus of Samos (c. 310–230 BC) was a pioneering ancient Greek astronomer and mathematician who famously proposed the first known of the universe, placing the Sun at the center. Often called the "Copernicus of antiquity," his radical ideas were formulated nearly 1,800 years before the Copernican Revolution. Key Scientific Contributions : He calculated that the Sun was much