Kestian

Kestian was a class M planet, a colony world in the Cardassian Union. Kestian was the eighth planet of the Doltec system, located in the galaxy's Alpha Quadrant. In the 2370s decade, Kestian was a known Cardassian world, with a dense population and advanced industrial infrastructure. ( mission: "Executioner")

History
On stardate 54656.5 (2376), Chancellor Martok dispatched the to the Doltec system to destroy the Kestian colony in order to prevent it from joining Gul Kentar's rebellion against the Klingon occupation of Cardassian space. The Klingons were able to maintain and expand their besieged starbase Ejyowaw 10, and succeeded in occupying the eight planets of the system, including Kestian. ( mission: "Executioner")