'Hey Bill Nye, Why Don't Gas Giants Have Gas Moons?' TuesdaysWithBill Big Think

Hey Bill Nye, Why Don't Gas Giants Have Gas Moons?' TuesdaysWithBill ---------------------------------------------------------------------------------- It took a very small person to ask a big question, one that planetary scientists pondered for a long time. There are four gas giants in our solar system – Jupiter, Saturn, Uranus and Neptune – but why are their moons not made of gas? They’re solid, unlike the…