People & History · Science

Galileo Galilei

1564–1642 · Italian scientist

Quick answerGalileo Galilei (1564–1642) was an Italian scientist. Galileo Galilei is best known for Telescopic astronomy, The moons of Jupiter, Heliocentrism, The laws of motion and The scientific method. Born in Pisa, Duchy of Florence (now Italy). His telescope turned astronomy into an observational science and showed that the Earth moves around the Sun.

Galileo Galilei (1564–1642) was an Italian astronomer, physicist and engineer whose telescope turned astronomy into an observational science. His discoveries — the moons of Jupiter, the phases of Venus and the craters of the Moon — supported the claim that the Earth moves around the Sun, a claim that brought him into conflict with the Church and house arrest for his final years.

Key facts

Born1564 in Pisa, Duchy of Florence (now Italy)
Died1642
NationalityItalian
FieldScience
Known forTelescopic astronomy, The moons of Jupiter, Heliocentrism, The laws of motion, The scientific method

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