Timeline of Historical Models

Events

Aristotle (Geocentric)

384 B.C. - 322 B.C.

(Geocentric)

Aristarchus (Heliocentric)

310 B.C. - 240 B.C.

Ptolemy (Geocentric)

100 AD - 165 AD

Copernicus (Heliocentric)

1473 - 1542

Tyco Brahe (Geocentric)

1546 - 1601

Galileo Galilei (Heliocentric)

1564 - 1642

Johannes Kepler (Heliocentric)

1571 - 1630

Isaac Newton (Heliocentric)

1642 - 1727