Tzenketh system
The Tzenketh system was an inhabited planetary system in the Alpha Quadrant. A planet in this system, Tzenketh, was the homeworld of the Tzenkethi.

In 2259, the location of this system was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. The system was denoted by a purple symbol – the only system onscreen to be marked with this color. ()

In 2399, the location of Tzenketh was labeled in a Federation star chart that was in Fleet Admiral Kirsten Clancy's office at Starfleet Headquarters. This system was in or near to Federation space. () 

Star systems