33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
128009
5385
2
Public Timelines
FAQ

jan 1, 1610 - Discovered 4 Moons of Jupiter Published The Starry Messenger

Description:

This showed there were not exactly seven heavenly bodies.
He agreed with the Copernican model, but not Kepler's idea of elliptical orbits.

Added to timeline:

Date:

jan 1, 1610
Now
~ 416 years ago