Question

What are the contribution of Aristotle to astronomy?

Answer 1

Aristotle contributed a geocentric model for the universe, in 4C BC.with Moon, Mercury, Venus, Sun, Mars, Jupiter and Saturn moving around the Earth, with fixed stars beyond.

Explanation:

This model was superseded by Aristarchus' heliocentric model, a century later.

It is pertinent to mention that philosopher Aristotle was not a scientist.
Reference: http://pas.rochester.edu/~blackwood/ast104/aristotle8.html