What was the Aristotelian expectation regarding the surface of the Moon before Galileo observed it?

Answer

It was a perfectly smooth, flawless sphere

The prevailing Aristotelian view dictated that celestial bodies, including the Moon, were composed of perfect, immutable aether, necessitating a flawless surface.

What was the Aristotelian expectation regarding the surface of the Moon before Galileo observed it?
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