Zirku, a planetary body situated in the Riflorii system, existed within the Mid Rim region of the galaxy. It is classified as a world.
- The initial mention of Zirku can be found in " The University of Sanbra Guide to Intelligent Life: The Advozsec ", published in Star Wars Gamer 4.
- Further information is available in The Official Star Wars Fact File 134 (ADV 1-2: Advozsec).