Galileo's observation that the Sun rotated provided a parallel to Earth's motion, reinforcing which cosmological system?

Answer

The heliocentric idea

The confirmation that the Sun rotated, similar to the Earth's daily rotation, demonstrated that motion was inherent to both major celestial bodies, subtly reinforcing the heliocentric idea where both major bodies are dynamic entities.

Galileo's observation that the Sun rotated provided a parallel to Earth's motion, reinforcing which cosmological system?
Galileo Galileisunastronomyscientistobservation