Hydra is the outermost of Pluto’s known moons, and until now, we’d only ever seen it as a faint pixel of light. Today, planet Earth gets its first real glimpse of this tiny, enigmatic satellite.
Earth, Meet Hydra
Hydra is the outermost of Pluto’s known moons, and until now, we’d only ever seen it as a faint pixel of light. Today, planet Earth gets its first real glimpse of this tiny, enigmatic satellite.