greenish red
Nix is the bigger moon of the two, with a diameter of about 23 miles (60 kilometers), compared to Hydra's diameter of about 20 miles (50 kilometers). Both moons are relatively small compared to other moons in our solar system.
Pluto's Two Small Moons Christened Nix and Hydra
Hydra or Hydra
Very little is known about the Moons of Pluto - as too Pluto. Although neither have been directly measured, at the time of discovery Hydra was 25% brighter than Nix. Nix has an estimated radius of 23 −> 68 km whereas Hydra has an estimated radius of 30 −> 84 km Hydra is bigger but by a very small amount.
Hydra is an animal. Animals never have chloroplasts
Pink
hydra pluto's moon was discovered on June 15th 2005 by Max J. Mutchler
Hydra
No it is Charon
Hydra is a moon of Pluto about 5.9 billion kilometers from Earth.The furthest Neil Armstrong managed was 385 thousandkilometers when he landed on the Moon.
Pluto's major moon is Charon. Its minor moons are Nix and Hydra.
Alphard
A hydra depending on the species can be a multitude of colors, green is just the most common.
Nix is the bigger moon of the two, with a diameter of about 23 miles (60 kilometers), compared to Hydra's diameter of about 20 miles (50 kilometers). Both moons are relatively small compared to other moons in our solar system.
Hydra is one of 5 moons of Pluto. Hydra is irregular in shape, 55 by 40 kilometers (34.2 mi × 24.9 mi)in cross-section from one side
Pluto haves 3 moons there names are Hydra, Nix and companion moon.
Pluto only has one moon and i don't think it is even a moon its a dwarf planet along with Pluto