Universe Sandbox Twitterren: "Universe Sandbox ² Updates 20.2.3 & 20.2.4 are now available. They add 2 sims from the latest Vsauce video and a few improvements & fixes. https://t.co/2NLBHZjNia" / Twitter
Dark Matter Nova Remnant, dark matter mechanics in Universe Sandbox 2 : r/universesandbox