In Part 1 of this short series of posts, I talked about the first part of Planetary Defense Command’s series of posts about galactic empires, or interplanetary civilizations in general, where he went into actual science to look at how densely populated a galaxy would theoretically be, and some of the ramifications of this, andContinue reading “Writing Talk: Interplanetary Civilizations (Case Study: The Galactic Alliance) Part 2”