Gassendi, Pierre (1592-1655); Galilei, Galileo (1564-1642); Kepler, Johannes (1571-1630) Petri Gassendi Institutio Astronomica: Juxta Hypotheseis tam Veterum quàm Recentiorum. Cui accesserunt Galil…

Source: Two of the Most Important Books in Early Observational Astronomy: Galileo’s “Starry Messenger” and Kepler’s “Dioptrice”