The primary star of the Kaelon system, the Kaelon sun is orbited by the home of the Kaelon civilization, the planet Kaelon II.
The Kaelon sun was unstable, leading 24th century Kaelon scientists to research various methods of stabilizing stellar energy reactions. (TNG: "Half a Life")
- Since the star system is named "Kaelon", it seems possible the star itself shares that name, but this might not have been established in the episode.