1. (astronomy) any of the large celestial bodies in the solar system that revolve around the sun; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (and sometimes also Pluto) in order of their proximity to the sun
   "Venus is the second major planet from the Sun";
   - major planet
    
2. Any celestial body (other than comets or satellites) that revolves around a star
   "Mars is often called the Red Planet due to its reddish appearance"
    
3. A person who follows or serves another
   "The aspiring politician acted as a planet orbiting around the party leader";
   - satellite

Derived forms: planets

Type of: acolyte, celestial body, follower, heavenly body

Part of: solar system

Encyclopedia: Planet, Charles