The Planet That Was Considered A Moon
This is the first 1,000 characters of 653 words (2.61 pages) in the essay titled The Planet That Was Considered A Moon
|The Planet That Was Considered A Moon
For many years people have looked at Pluto as a moon rather than a planet. It is believed that it may have been a moon of Neptune that simply broke away. We now have more evidence that proves that Pluto is more a planet than a moon.
Scientist have now looked at the orbit of Pluto and have determined that it has the same orbit as Kuiper belt. This is a distant region that consists of thousands of miniature icy worlds with diameters of at least 1,000 km and is also believed to be the source of some comets. Pluto is thought to be the biggest of these small icy worlds. An astronomer named Clyde Tombaugh discovered Pluto in 1930. He also discovered that it takes 248 earth years for Pluto to orbit the sun.
Pluto has a rocky core that is surrounded by a mantle of thick frozen water. This consists of a bright layer of frozen methane, nitrogen, and carbon monoxide on its surface. When Pluto comes to it closets point to the sun some of ...
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