Catalog#

Base class#

Properties of celestial bodies

Planet	Moons
Sun	None
Mercury	None
Venus	None
Earth	Moon
Mars	Phobos, Deimos
Jupiter	Io, Europa, Ganymede, Callisto
Saturn	Mimas, Enceladus, Tethys, Dione, Rhea, Titan
Uranus	Ariel, Umbriel, Titania, Oberon, Miranda
Neptune	Triton
Pluto	Charon