The latest data from NASA’s New Horizons probe reveal a water-ice signature on the surface of Nix, one of Pluto’s five known moons.
The Pluto system after the New Horizons flyby
Pluto moons : 5 Secrets of the Most Mysterious Dwarf Planet - Orbital Today
Pluto
Pluto is covered with a lot of water ice
Pristine' water-ice spotted on Pluto's outermost moon
Pluto May Have Ice Volcanoes at the Bottom of Its Heart, Science
Pluto has 'Earth-like characteristics,' study says
New Horizons unveils Pluto and its moons - RocketSTEM
Fractal Astrology: Planetary Moons
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Pluto and Charon
First visit to Pluto could rewrite the solar system's story