Everyone knows that Jupiter is the largest planet in our solar system. It’s 318 times as massive as Earth, and 2.5 times bigger than all the other planets combined. It’s a gas giant, and for a long time, scientists haven’t exactly known what lies beyond the violent swirling clouds in the atmosphere. But now, scientists have discovered what the inside of Jupiter really looks like. What have they found? And has Jupiter really saved the Earth from total annihilation because of its incredible size?