Based on prompt: When we began exploring the galaxy, we found habitable planets dotted with alien architecture, none of which were really ruinous. A couple thousand years and fifty million light years later, we discovered alien life, and their response? "Oh, god. They've found us." https://old.reddit.com/r/WritingPrompts/comments/14tqnyj/wp_when_we_began_exploring_the_galaxy_we_found/