Astronomer Galileo demonstrated one of his earlier telescopes to Venetian lawmakers.
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Galileo Galilei discovered Callisto, the fourth moon of Jupiter.
The Catholic Church forces Galileo Galilei to renounce his heliocentric world view.
Cardinal Bellarmine condemned Galileo for stating that the earth revolved around the sun.
The Roman Inquisition ordered Galileo not to teach or defend his theory that Earth and other planets revolve around the sun.
Galileo Galilei arrived in Rome for his trial before the Roman Inquisition.
