Heliocentrism

In cosmology, heliocentrism, as compared to geocentrism, is the model, aka “heliocentric model”, according to which the earth goes around sun, which is at the center of the solar system; the model was first speculated on by Philolaus (c.399BC).

References
1. Bailey, Cyril. (1928). The Greek Atomists and Epicurus: a Study (ΡΊ)(pdf). Russell & Russell, 1964.

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