Understanding the dwarf planet(s)
Huh. Well, you learn something every day.
If you’ve been watching the news, you’ll know how Pluto was controversially “demoted” to a dwarf planet last year.
This morning, I was reading how astronomers think they’ve found evidence of underground running water on Charon. Depending on current definitions, Charon is known as either Pluto’s primary moon or as Pluto’s partner in a double dwarf planet system.
