Sure, you can help name the moon something sweet and inviting. Or you can ensure any slumbering Ancient Evils lurking beneath the ice there are from a moon with an appropriately ominous name. Who wants a headline like "Terrifying Gop Nyai awakens from Persephone!"
You haven't had this kind of opportunity since you could choose the form of The Destructor:
But check out:
"Images taken by the Hubble Space Telescope in 2011 and 2012 revealed two previously unknown moons of Pluto. So far, we have been calling them "P4" and "P5", but the time has come to give them permanent names. If it were up to you, what would you choose?"
Voting ends at noon EST on Monday, February 25th, 2013.