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Galileo Galilei Facts

Galileo Galilei is known as the "Father of Modern Physics," "Father of Modern Astronomy," and "Father of Modern Science."

Galileo did not invent the telescope. He heard of it and made his improved version.


Nasa’s Galileo spacecraft is named after him. It was the first spacecraft to visit an asteroid and the first to orbit an outer planet.


Once Galileo had to quit his studies at the University of Pisa due to financial problems, but a few years later, he joined the university as a Professor.

Due to continuing observing the sun with his telescope, he became completely blind during his final years.

Albert Einstein’s favorite scientist was Galileo Galilei.

Galileo was placed under house arrest because he supported the idea of heliocentrism (sun-centered). It was against the beliefs of the catholic church.

Galileo’s daughters were nuns.

The four biggest moons of Jupiter are known as the Galilean Moons since they were discovered by Galileo. This was the first time the moons of another planet were discovered.

Galileo had three children with Marima Gamba but, he did not marry her or anyone else.

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