Sigmas is an area of many systems between Rheinland and Bretonia mostly holded by the Hessians and Corsairs.
Omegasystems:
Omega-3
Omega-5
Omega-7
Omega-9
Omega-11
Omega-41
Omega-47
Omega-49
Omega-52
Omega-54
Omega-55
Omega-58
Also a system but not a part of the Omegas:
Omicron Omega
Old Systems:
none
See also:
Border Worlds
Taus
Sigmas
Gallic Border Worlds
Omicrons
Nomad Worlds
Edge Worlds
Independent Systems