A planet is a celestial body that orbits around a star, is round in shape due to its own gravity, and has cleared its neighboring region of other debris. There are eight recognized planets in our solar system, including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. In addition, there are dwarf planets such as Pluto, Ceres, Haumea, Makemake, and Eris.
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