Hydra (moon)
Hydra (Greek: Ύδρα) is the second outermost known natural satellite of Pluto. It was discovered along with Nix in June 2005, and is to be visited along with Pluto by the New Horizons mission in July 2015.
Read more about Hydra (moon): Discovery, Name, Orbital Properties, Physical Properties
Famous quotes containing the word hydra:
“The deadly Hydra now is the hydra of Equality. Liberty, Equality and Fraternity is the three-fanged serpent.”
—D.H. (David Herbert)