‘The Phases of Venus and Heliocentricity: A Rough Guide’

thonyc’s graphic of the Phases of Venus in rival systems

Another excellent ‘Rough Guide‘ to the state of historical research into astronomy in the early modern period, this time asking what the observation of the phases of Venus proved or didn’t prove about rival models of the Solar System. Clear and nicely complicated! Thank you Renaissance Mathematicus.

Leave a comment

Your email address will not be published. Required fields are marked *