SUNSET: 
How Did Pluto's Moons Form?
A massive collision with Pluto’s moon Charon could have formed the dwarf planet’s collection of smaller moons.
Pluto and Charon Are Missing Small Craters
Scientists studying New Horizons images of craters on Pluto and its moon Charon have found that the Kuiper Belt must contain fewer small objects than expected — which suggests the outer solar system hasn’t changed much since its earliest days.
Pluto's Moon Charon Receives Formal Names
The International Astronomical Union has approved names for features on Pluto's largest moon, Charon.