- It is possible this system's name is meant to be a reference to Rigil Kentaurus, in which case this would be a Beta Quadrant system in sector 002, associated with Alpha Centauri A or Alpha Centauri B, making the second planet either New Montana or Behemoth.
- No history or specifics are established for this location in Starfleet Command III, as its name was arbitrarily selected for a Federation system on the game map by the game software, with random attributes.
- Rigelken primary star
- Rigelken I
- Rigelken II