Megastructures: Shellworlds
Today we take a look at Artificial Planets constructed as Shells around a filler mass, such as a black hole. Republished by Blog Post Promoter
Bernal Spheres And Long-Term Space Colonization
This article explores: Bernal Spheres: A viable option for long-term space colonization?. Find out more about Bernal Spheres And Long-term Space Colonization