- The earth
- satellite: a person who follows or serves another
- A celestial body distinguished from the fixed stars by having an apparent motion of its own (including the moon and sun), esp. with reference to its supposed influence on people and events
- (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
- A celestial body moving in an elliptical orbit around a star
- any celestial body (other than comets or satellites) that revolves around a star