Charon, a moon of Pluto
Charon
Styx
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Charon from the New Horizons spacecraft, image credit: https://photojournal.jpl.nasa.gov/catalog/PIA19968
Classification
Natural satellite of Pluto
Average distance from Pluto
19,596 km
12,176 miles
12,176 miles
Diameter across equator
1,212 km
753 miles
753 miles
Time to orbit Pluto
6 days and 4 hours
Year of Discovery
1978
Origin of Name
Charon
Styx