1564, Feb 151581-16381642, Jan 8
an Italian astronomer, physicist, engineer, philosopher, and mathematician who played a major role in the scientific revolution during the Renaissance.
 Timeline (14)
08/08/1609-Venetian senate examines Galileo Galilei's telescope 
08/25/1609-Galileo Galilei demonstrates his first telescope to Venetian lawmakers 
01/01/1610-German astronomer Simon Marius first discovers the moons of Jupiter, but does not officially report it, Galileo Galilei does on July 1, 1610
01/07/1610-Galileo Galilei discovers the third and fourth satellites of Jupiter, Ganymede and Callisto
01/08/1610-Galileo Galilei discovers the two satellites closest to Jupiter, Io and Europa
01/27/1613-Galileo Galilei observes Neptune (for the second time) but believes it is a star
01/28/1613-Galileo Galilei may have unknowingly viewed undiscovered planet Neptune 
02/26/1616-Spanish Inquisition delivers injunction to Galileo Galilei 
12/03/1621-Galileo Galilei invents telescope 
02/13/1633-Italian astronomer Galileo Galilei arrives in Rome for trial before Inquisition for professing belief that earth revolves around the Sun
04/12/1633-Galileo Galilei is convicted of heresy
06/22/1633-Galileo Galilei is forced by Inquisition to "abjure, curse, and detest" his belief that Earth orbits the sun (but on Oct 31, 1992, Vatican admits it was wrong)
01/08/1642-Galileo Galilei dies in Italy at age 77 in Italy
03/12/1737-Galileo Galilei's body moved to Church of Santa Croce in Florence, Italy 
 Mentions (9)
Giovanni Alfonso Borelli
...principle of scientific investigation by continuing Galileo Galilei's practice of testing hypotheses against observation....
Giovanni Demisiani
...see") for a version of the instrument presented by Galileo Galilei to the Accademia dei Lincei at a banquet honoring...
David Derodon
...with many learned men of his time, particularly with Galileo Galilei and Descartes. He admitted the truth of Aristotle's...
Johannes Fabricius
...discoverer of sunspots (in 1610), independently of Galileo Galilei. Copies of a map he made of Frisia in 1589 are still...
Guarino Guarini
...geocentric universe against Nicolaus Copernicus and Galileo Galilei. He also designed a large number of public and private...
Thomas Harriot
...telescope, on 26 July 1609, over four months before Galileo Galilei.
Simon Marius
...discovered the planet's four major moons some days before Galileo Galilei.
Pope Paul V best remembered today as the Pope who persecuted Galileo Galilei. Paul's insistence of ecclesiastical jurisdiction...
Ascanio II Piccolomini
...mathematics pupil of Bonaventura Cavalieri. He hosted Galileo Galilei in Siena. According to Dava Sobel, Galileo's ability...
Galileo Galilei1564, Feb 151581
16381642, Jan 8

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