A page from Galileo’s 1623 treatise The Assayer—Il Saggiatore
A page from Galileo’s 1623 treatise The Assayer—Il Saggiatore, showing Jupiter, Saturn and the phases of Venus.
Planetary Drawings by Galileo
When you want to see the stars, find someplace dark
A page from Galileo’s 1623 treatise The Assayer—Il Saggiatore
A page from Galileo’s 1623 treatise The Assayer—Il Saggiatore, showing Jupiter, Saturn and the phases of Venus.