Chal (planet)

Chal, which means Heaven, was a Klingon planet with few land masses present. It was in a binary star system which contained an incansdescent plasma bridge that joined the twin suns.

The inhabitants were a unique hybrid civilization of Klingon and Romulans who were genetically engineered. This race was known as the Chalchaj 'qmey. (The Ashes of Eden)