Space Habitats: The Strangest Worlds We Could Build

Build a world small enough to circle in a day—or vast enough to house a galaxy. This grand tour explores the strangest space habitats possible under known physics. Get a 50% Match for your donation - https://www.farmkind.giving/isaac 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon:…