pluto moon

Traces of the vast ocean on Pluto's moon
On Charon - the largest satellite (or moon) of Pluto - there may have been an ocean that covered the surface before it froze and expanded, causing the planet's crust to stretch and
The first image of the moon Pluto
The cruise ship of the US Space and Aeronautics Agency (NASA) on its way to Pluto dwarf planet has sent the first image of Charon, the largest moon of the planet.