Kaelon II was the second planet in the Kaelon planetary system. The atmosphere was capable of supporting humanoid lifeforms. This was the homeworld of the Kaelons, a warp capable isolationistic humanoid species. In 2367, a leading scientist of their world was Doctor Timicin. The planet's customs include resolution. (TNG: "Half a Life")
Kaelon II appeared in the starchart Data and Picard were studying in Stellar Cartography in 2371. (Star Trek Generations, display graphic)