Calthos was a star system, located somewhere in the space of the galaxy's Alpha or Beta Quadrants.
History and specifics[]
The Calthos system's orbit was the location of a number of worlds, including third planet Calthos III. (TNG - Strange New Worlds VII short story: "Beginnings")
System makeup[]
- Calthos I
- Calthos II
- Calthos III