1. Theories of Cosmology
... were characteristic of both the first and second stage of understanding the cosmos. From the Greeks to the early European cosmologists, the orbits had to be circular, as the circle is the perfect shape, and the cosmos, being on the same level as God, must be perfect. The earliest astronomers who actually used instruments found the problem with this theory. These early European astronomers realized that using simple circles as the basis of the orbits of the planets ... no way that even the Milky Way was the center of our universe, but instead it is only one galaxy out of thousands of oth...
- Word Count: 3486
- Approx Pages: 14
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