Terran Sphere
From Hyfenwiki
The Terran Sphere is a small segment of the Orion Arm within the Milky Way Galaxy of Baseline. It possesses most of the Freikorps' industrial might. Systems of note include Sol, Centauri, Gotha, Essen and Riesling. The Terran Sphere consists of roughly 80 inhabited systems and is home to about 175 billion people in total.