Europa would be awesome because as it stands right now (irl current day) besides Earth it is the only celestial body that has the ability to sastain life in our solar system.
English
-
False. It is entirely frozen.
-
False, 7 miles of its crust is pure ice then on the inside is pure water then accrual rock crust then the mantle. The crust is so close to the mantle that the water on the inside is speculated to be warm enough to sastain simple cell life.