c/Babylon 5 planets

Information
lexicalization	eng: Babylon 5 planets
subclass of	(noun) (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 major planet, planet
has instance	e/Earth (Babylon 5)
has instance	e/Z'ha'dum (planet)