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jan 1, 384 BC - Aristotle (384-322 BC)

Description:

Aristotle accepted the concentric circle model. He placed the known heavenly bodies on 55 concentric spheres which he used to explain their motion around the Earth. This model is Geocentric.

Added to timeline:

28 Nov 2017
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Date:

jan 1, 384 BC
Now
~ 2412 years ago

Images: