Pluto's moon Nix is thought to smaller than the other small moon Hydra, but the two are very close in size. There is a large margin of error possible, with the two moons ranging from 50 to 150 km in diameter.
Nix does not have an atmosphere.
Hydra because nix is further away from Pluto
Out of these the moon is the smallest and the sun is the largest.
Pluto actually has 3 moons named Charon, Nix, and Hydra. Nix and Hydra were found on June 14, 2006. Charon was found on June 22, 1978.
Pluto's Two Small Moons Christened Nix and Hydra
Nix does not have an atmosphere.
Hydra because nix is further away from Pluto
Pluto's major moon is Charon. Its minor moons are Nix and Hydra.
S/2003 J 12 - see the link below.
Out of these the moon is the smallest and the sun is the largest.
Pluto haves 3 moons there names are Hydra, Nix and companion moon.
there are three moons they are Charon, Hydra, and Nix.
Pluto actually has 3 moons named Charon, Nix, and Hydra. Nix and Hydra were found on June 14, 2006. Charon was found on June 22, 1978.
Pluto's Two Small Moons Christened Nix and Hydra
Pluto has one moon: Charon. The others are Nix and Hydra.
The Moon is the smallest of the three objects listed
Pluto is not a moon, it's a dwarf planet. It has five moons which are Charon, Hydra, P5, Nix and P4.