Physics — Pluto and Its Moons
The Pluto–Charon binary and the small outer moons.
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title "Pluto and its moons"
type orbital
star "Pluto"
planet "Charon" radius 2.4 distance 0.40 color slate
planet "Styx" radius 0.5 distance 0.60 color slate
planet "Nix" radius 0.7 distance 0.78 color slate
planet "Hydra" radius 0.7 distance 0.98 color slate