Astronomer Galileo demonstrated one of his earlier telescopes to Venetian lawmakers.
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Catholic church regrets its handling of Galileo Galilee's case.
The Catholic Church forces Galileo Galilei to renounce his heliocentric world view.
The Roman Inquisition ordered Galileo not to teach or defend his theory that Earth and other planets revolve around the sun.
Galileo Galilei discovered Callisto, the fourth moon of Jupiter.
Galileo Galilei arrived in Rome for his trial before the Roman Inquisition.
