There are more than 70 systems out here.
You can find old ones like Liberty Systems or the Bretonia Sector.
But also the root of Mankind.
You start on Planet Earth, make your Way to Space. Maybe you see
the gigantic Jupiter or Saturn. Sooner or later you make the first
contact with Aliens like the Borg or the Cylons.
Here are some Systems of WTS World:
Vega Minor (huge)
Tatooine
Klingon Empire
Alpha Quadrant (huge)
Omicron Epsilon
Vorlon
Z'Ha'Dum
Subspace
Alaska
All old FL systems (some are advanced)
Fluidic Dimension
Borg Nexus