The thinker who advocated the existence of worlds around other planets at the end of the sixteenth century was:
A) Tycho Brahe.
B) Johannes Kepler.
C) Nicolaus Copernicus.
D) Giordano Bruno.

Question

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Giordano Bruno was a heretic Italian philosopher who opposed the Church's doctrines and was burned at the stake for his ideas. He postulated that the universe was infinite and that there were an infinite number of worlds around other planets. This was a radical idea for his time and made him a martyr for the cause of free thought.

The Thinker Who Advocated the Existence of Worlds Around Other