It amazed Astro how many possible worlds let alone versions of Earth there were. From what he had read in the library the possibilities were endless.

"This might sound weird, but what year are you from?" He asked curiously. "I've only been here a couple days so I've been spending a lot of time in the library reading up on things about the place. It does seem pretty wild though." He placed aside a couple of power cells as he continued to rummage through the 'junk'. "I read that things can change pretty quickly. Even geological locations. Also this whole multiverse thing blows my mind wide open."