Ep. 618: Ice Giants

Astronomy Cast Ep. 618: Ice Giants by Fraser Cain & Dr. Pamela Gay So we're learning more & more about the outer planets of the solar system. Uranus & Neptune are Ice Giants, filled with water and other volatiles that we'd consider ice if it was here on Earth. What's inside these worlds and what can we expect to find across the Milky Way as we find more?