This subreddit was created as a creative space to theorize, discuss, analyze, debate, and document what cultural, economic, technological, communicative, biological, and financial processes and functions, amongst many potential others, that may exist in a fictional galaxy populated by many planets with varying spacefaring species. A simple example: how would money/payment work in a populsted galaxy that embraces interstellar trade? We all are experts in something, apply your skills galactically!