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  Satellite

 Sigma KEE - Satellite
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卫星
Satellite is the collection of bodies that revolve around some astronomical body, e.g., planets around a star. This class includes both artificial and NaturalSatellites.
Relationships      
Parents 天文体 The Class of all astronomical objects of significant size. It includes SelfConnectedObjects like planets, stars, and asteroids, as well as Collections like nebulae, galaxies, and constellations. Note that the planet Earth is an AstronomicalBody, but every Region of Earth is a GeographicArea.
Children 人造卫星An ArtificialSatellite is a Device that orbits the earth in space and performs various functions such as aiding in communication, photographing the earth's surface, and others.
 天然卫星NaturalSatellite is the class of large, naturally occurring astronomical bodies orbiting some other AstronomicalBody.


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