Galileo Galilei And Heliocentric

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The Geocentric and Heliocentric theory have been a big part of the change in European beliefs as they presented their belief or discovery. Galileo Galilei and Nicolaus Copernicus are the scientists who have discovered or made their thoughts and beliefs on the geocentric and heliocentric theory and had people believe in these theories. In the way that Galileo Galilei and Nicolaus Copernicus with the theory of geocentric and heliocentric is how Galileo Galilei and Nicolaus Copernicus changed the European beliefs. The Catholic Church was a big part on the beliefs as well after they believed in the belief that Galilei made and then Galilei made a mistake and was sent to prison for it and he was sentenced to life, however, he was able to do it on…show more content…
He was born in Pisa on February 15, 1564. In 1581, Galileo decided to study medicine at the University of Pisa. While being a smart student at that university, Galileo figured he was good at mathematics. He was able to persuade his father into letting him leave that university so he can be a tutor for mathematics. He later was a professor of mathematics and In 1609, Galileo then heard about the invention of the spyglass, a device that would make distant objects appear closer. Galileo used his strong mathematics knowledge and technical skills to improve the spyglass and he would then build a telescope. Later in that same year, he was the first person to look at the Moon through a telescope and then he made his first astronomy discovery. He saw that the Moon was not smooth and that is was mountainous and pitted just like the Earth and he used his newly invented telescope again to study Saturn, to observe the phases of Venus, see four moons circling around Jupiter and also studied the sunspots on the sun as well. Most people at the time that Galilei made the theory that the Earth was the center of the universe agreed with him and thought that the Sun and planets did revolve around the earth.Observations strengthened Galileo’s belief in the theory that the earth and other planets go around the sun making the sun the center of the universe and that theory was made by Nicolaus…show more content…
Although his model was not fully correct, it formed a strong foundation for future scientists to look into and improve mankind's understanding of the motion of heavenly bodies. Other astronomers built on Copernicus’s work on the heliocentric theory(sun-centered universe).Other astronomers would build on Copernicus’s theory and see more into it to see if it was true and Galileo Galilei himself said he was wrong and that Copernicus was right but for the sake of the Catholic church he had to support his own
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