A collection of systems at the edge of the Sirius sector. The edge worlds are systems lying at the very edge of the sector, frequently connected to Border Worlds. They include Omega, Tau and Omicron systems. These systems are a home to many of the most powerful factions and entities in Sirius, making them a dangerous place to travel through for freelancers and core world travellers.
- Omega: Omega-41, Omega-47, Omega-49, Omega-50, Omega-52 and Omega-58
- Tau: Tau-37, Tau-39, Tau-63, and Tau-65
- Omicron: Omicron Alpha, Omicron Beta, Omicron Eta, Omicron Gamma, Omicron Lambda, Omicron Theta, Omicron-74, Omicron-80, Omicron-81, Omicron-82, Omicron-85, Omicron-91, Omicron-93, Omicron-94, Omicron-96, and Omicron-100
- Others: Cayman