Giordano Bruno born
Filippo Bruno, was an
ItalianThe Italian people are an ethnic group that share a common Italian culture, ancestry and speak the Italian language as a mother tongue. Within Italy, Italians are defined by citizenship, regardless of ancestry or country of residence , and are distinguished from people...
DominicanThe Order of Preachers , after the 15th century more commonly known as the Dominican Order or Dominicans, is a Catholic religious order founded by Saint Dominic and approved by Pope Honorius III on 22 December 1216 in France...
friarA friar is a member of one of the mendicant orders.-Friars and monks:...
, philosopher,
mathematicianA mathematician is a person whose primary area of study is the field of mathematics. Mathematicians are concerned with quantity, structure, space, and change....
and
astronomerAn astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...
. His cosmological theories went beyond the
CopernicanCopernican heliocentrism is the name given to the astronomical model developed by Nicolaus Copernicus and published in 1543. It positioned the Sun near the center of the Universe, motionless, with Earth and the other planets rotating around it in circular paths modified by epicycles and at uniform...
model in proposing that the
SunThe Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...
was essentially a
starA star is a massive, luminous sphere of plasma held together by gravity. At the end of its lifetime, a star can also contain a proportion of degenerate matter. The nearest star to Earth is the Sun, which is the source of most of the energy on Earth...
, and moreover, that the universe contained an infinite number of inhabited worlds populated by other intelligent beings. He was
burned at the stakeDeath by burning is death brought about by combustion. As a form of capital punishment, burning has a long history as a method in crimes such as treason, heresy, and witchcraft....
by civil authorities in 1600 after the
Roman InquisitionThe Roman Inquisition was a system of tribunals developed by the Holy See during the second half of the 16th century, responsible for prosecuting individuals accused of a wide array of crimes related to heresy, including Protestantism, sorcery, immorality, blasphemy, Judaizing and witchcraft, as...
found him guilty of
heresyChristian heresy refers to non-orthodox practices and beliefs that were deemed to be heretical by one or more of the Christian churches. In Western Christianity, the term "heresy" most commonly refers to those beliefs which were declared to be anathema by the Catholic Church prior to the schism of...
for his
pantheismPantheism is the view that the Universe and God are identical. Pantheists thus do not believe in a personal, anthropomorphic or creator god. The word derives from the Greek meaning "all" and the Greek meaning "God". As such, Pantheism denotes the idea that "God" is best seen as a process of...
and turned him over to the state, which at that time considered heresy illegal.