Saturn ne mai gas giant domin shi ne yafi hada da hydrogen da helium. Yana da rashin wani tabbatacce surface, ko da yake shi yana iya samun wani m core. Saturn ta juyawa sa shi ya yi siffar wani oblate spheroid; wato, shi ne flattened a kan iyakacin duniya da kuma bulges a kan ta ma'auni. Its ma'auni da kuma na iyakacin duniya radii bambanta da kusan 10%: 60,268 km a kan 54,364 km. Jupiter, Uranus, da kuma Neptune, da sauran giant taurari a cikin Solar System, su ne ma oblate amma zuwa karami har. The hade da bulge da kuma juyawa kudi yana nufin cewa tasiri surface nauyi tare da ma'auni, 8.96 m / s2, shi ne 74% cewa a kan iyakacin duniya da kuma ƙananan nauyi. Duk da haka, da jimlar equatorial gudun hijira na Saturn ne 36 km / s. Wannan shi ne, shi ne flattened a kan poles da bulges a kan ta ma'auni. Its ma'auni da na iyakacin duniya radii radii bambanta da kusan 10%: 60,268
10%: 60,268 kilomita a kan 54,364 kilomita