For GOF2:

There are a total of 34 systems in the GOF2 galaxy, including Valkyrie and Supernova, of which only 23 are available in the base game. The number of planets in each system vary from 1 to 5.

This map shows all of the systems, the jumpgate network, and the areas controlled by each faction. The color of each system's sphere indicates what kind of plasma, if any, can be gathered there.

More detailed information about systems and their planets is available in the table below.