Introduction - general outline and scope
Time and Space - Italy just before and during Galileo's lifetime (economy, politics, culture, historical developments), landscapes and people
Early Years (1564-1588) - the weight of solid bodies, la bilancetta
Pisa - gravitational experiments (de motu) in this chapter as in all others following the structure is as follows: state of the art ante, Galilei´s results, (corresponce), impact
Padova - telescope, astronomical discoveries
Florence - further astronomical discoveries, first positioning to Copernicus, Saggiatore: further conflict potential
Cosmological Excursion - world models, Anaximander, Ptolemy, Aristarch, Erastosthenes, Copernicus, Kepler
Florence revisited - Dialogo and ist consequences, correspondence with Kepler
Final Years - Discorsi
Conclusions - importance of his contributions (discoveries, methodologies, scientific development, philosophy)