Why did Galileo's observations of moons orbiting Jupiter disagree with geocentric model of the universe of his time?
A) The moons moved in non-circular orbits about Jupiter.
B) The moons did not appear to orbit the sun.
C) The moons did not appear to orbit Earth.
D) The moons appeared to be too small, and therefore too far away, to be considered part of the solar system.

Question

Quizplus · Accepted Answer

The geocentric model of the universe held that all celestial bodies revolved around Earth, including the planets and their moons. However, Galileo's observation of Jupiter's moons orbiting Jupiter directly contradicted this idea, as they clearly did not orbit Earth.

Why Did Galileo's Observations of Moons Orbiting Jupiter Disagree with Geocentric