The flip side is the IAU came up with a definition that only allows 8 planets in the universe and ceased to be relevant for a common sense definition of planet which existed well before they did.
There are a lot of things out there that orbit stars, and it increasingly looks like just one, or even a handful, of formal definitions are going to be inadequate, even for our own solar system. We need a detailed and extensive classification system....
https://en.m.wikipedia.org/wiki/Star_Trek_planet_classificat...