Copernican System
Galileo revives his project of writing a book about heliocentrism, encouraged by the election of Cardinal Barberini as Pope Urban VIII in 1623
Permanent historical records · Updated 2026-11-03
1623 in Italy
Explore 4 historical events and records for Italy in 1623.
Historical records for Italy in 1623
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Copernican System
Galileo revives his project of writing a book about heliocentrism, encouraged by the election of Cardinal Barberini as Pope Urban VIII in 1623. Friend and admirer of Galileo, and had opposed the condemnation of Galileo in 1616
Pope
Appointed Pope
The Assayer Published
Galileo publishes The Assayer, presenting influential arguments about mathematical description and the investigation of natural phenomena.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.