Rifts on Charon: New Horizons Shows Violent Geology on Pluto's Largest Moon

The intrepid spacecraft New Horizons is a mere one-million miles away from Pluto, and as it draws ever closer, it's getting a never-before-seen view of Charon, the dwarf planet's largest moon. Now experts, for the first time, are able to see that the icy world is marred by miles of craters and intriguing trenches, hinting at what my lie below.