ADJ.
largest, largest
VERB + CHARON
named
CHARON + NOUN
moon, pluto's, tom
PREP.
on
name
The ferryman of Hades, who rowed the shades of the dead across the river Styx.
The largest of the five moons of Pluto.
noun
Any ferryman.
Centuries later, there were "lighthouse" outposts as far as Pluto and its moon Charon.
Pluto is not alone. It has a friend named Charon.
Pluto and Charon are tipped on their sides.
One of Pluto's moons is Charon.
Charon is Pluto's largest moon.
Charon, Pluto's largest moon, is very different from its parent planet.
i Register
In some senses, charon is marked as poetic. Watch for register when choosing this word.