Galileo was an Italian physicist and astronomer who with the German astronomer Johannes kelper initiated the scientific revolution that began the work of Sir Isaac Newton. Galileos main interest was astronomy he used the telescope which he invented using optic lenses to see sunspots on the sun loonier mountains and valleys the four largest satellites of Jupiter and the phases of Venus. He also discovered the laws of falling objects and the motion of moving …showed first 75 words of 318 total…

…showed last 75 words of 318 total…made up of stars and he discovers the four largest satellites of Jupiter. He published these findings in March 1610 in the starry Messenger. The more that Galileo observed our universe through his telescope the more he realized he finally came to the conclusion that the sun was not the center of the universe the earth was and because he went against the Rome catholic church in saying this he was sentenced to life in prison.