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| any celestial body (other than comets or satellites) that revolves around a star | |||
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| [in astronomy] any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction | |||
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| of or relating to or resembling the physical or orbital characteristics of a planet or the planets | |||
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| of or relating to or characteristic of the planet Earth or its inhabitants |