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Galileo (feb 15, 1564 – jan 8, 1642)

Description:

Galileo was an astronomer who observed the heavens through a telescope. He said that celestial bodies were made out of matter, and not ether. He discovered the principle of inertia and developed a heliocentric theory of the universe.

Added to timeline:

9 May 2018
1
0
783
EURO TIMELINE midterm

Date:

feb 15, 1564
jan 8, 1642
~ 77 years
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