First of all, yes, it’s pronounced Enceladus , not enchiladas. Enceladus is Saturn’s sixth largest moon, but it would be better described as a winter wonderland. Winter, because it’s covered in ice ...

Imagine a world covered in thick ice, hiding an ocean bigger than all of Earth's seas combined. That is Jupiter's moon Europa, long hailed as one of the best bets for alien life in our solar system.