Space/Science — HabitableZone

Space/Science » in reply to They're called "Gas Giants" for a reason

"- - - heavy, rocky core- - - "

"Saturn is a gaseous planet with a rocky core, a liquid metallic hydrogen layer above the core, and a molecular hydrogen layer above that. The hot, heavy, rocky core has a radius possibly three times the radius of the Earth."

"Saturn's interior is similar to Jupiter's, having a rocky core at the center, - - - "

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