1. galileo
... same time (which Galileo found very improbable.) Galileo was also very much interested in astronomy. Tycho Brahe, a Danish astronomer, found a supernova in the constellation Cassiopeia in 1572 which promptly disappeared two years later. This discovery challenged Aristotle's theory of the heavens as perfect, unchanging, and immutable. This discovery, along with another nova appearance in 1604, also persuaded Galileo to give three ... proved that the Milky Way was made up of a myriad of tiny stars, and to have seen four small bodies (moons) orbiting the planet Jupiter. Galileo named the mo...
- Word Count: 1843
- Approx Pages: 7
- Grade Level: High School