I'd caution people not to take scientific advice from people in a Joystiq comments thread - what's he saying about the definition of the planet is flat-out wrong and the impression he gives of professional astronomers is misleading. Read up on it yourself:
Noby Noby Girl has stretched her way to Jupiter
Nov 22nd 2009 4:23AM (Joystiq)http://en.wikipedia.org/wiki/2006_definition_of_planet