Planet

A Planet is a rocky body or a gaseous body orbiting a sun or Star. In the Solar System there are 8 planets. Pluto is now considered a dwarf planet. Exoplanets or Extra Solar Planets are planets orbiting other stars. As of March 2008 over 200 Extra Solar Planets are known. More are discovered continually. A high proportion of stars have planets. Large gaseous planets are more easily discovered than smaller rocky planets which can possibly support life. Scientists currently do not know how rare or common life is in the universe. There is one planet where without doubt life exists. The one planet known to have life.

Category:Astronomy]]