07-16-2015, 09:08 PM
One of the biggest mysteries NASA is trying to figure out about the Pluto/Charon system is where these bodies get their now-apparent internal heat from. Even Charon looks smooth and clean of impact craters compared to many other icy moons.
What I'm reading from NASA suggests those mountains may be supported by / formed by water ice.
What I'm reading from NASA suggests those mountains may be supported by / formed by water ice.