Charon, a moon of Pluto
Charon
Styx
Charon from the New Horizons spacecraft, image credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute
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