Tau Ceti III
Tau Ceti III, also known as Kaferia, was an inhabited third planet in the Tau Ceti system. This system, located in the Alpha Quadrant, was approximately eight light years from Sol. (, production art)

In 2259, the location of this planet was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. This planet's symbol had a blue color, indicating that it was affiliated with the .  ()

Prior to stardate 41775, Jean-Luc Picard first met Walker Keel at "quite an exotic" bar on Tau Ceti III. ()

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

In 2401, the location of Kaferia was labeled on a star chart that was seen on the 's bridge viewscreen. The chart was used to show the location of the combined Starfleet-Borg armada and where it needed to go to face a galactic-level threat. ()

Appendices

Background information 
"tow (rhymes with cow)- set-ee 3" was the pronunciation for Tau Ceti III from the  pronunciation guide.

According to Star Trek: Star Charts (p. 44) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), the Kaferia (Tau Ceti) system, in the late 24th century, was a Federation system, with Tau Ceti III listed as a member.

Apocrypha 
According to The Worlds of the Federation (p. 112), Tau Ceti III was also known as Kaferia and to the natives as Kohath-Seredi. It was the planet from which Kaferian apples came, and also hosted the Kaferians, an insectoid species. Kaferia and Kaferians were also mentioned in various other s and sources, and Kaferians were made canon when a labeled illustration from the FASA RPG module The Federation was used in an okudagram seen in . The planet originating Kaferian apples is alluded to in , and it is indicated that Gary Mitchell visited it multiple times, but it is not named in the episode.

The novel Tower of Babel distinguishes Outer Kaferia (Tau Ceti IV), which is a human colony from Inner Kaferia (Tau Ceti III), the homeworld of the insectoid Kaferians. Both planets are named after the Kaferi family who were the system's first explorers and settlers. Tau Ceti III and IV were conquered by the Romulans during the Earth-Romulan War, but the Kaferians managed to escape the occupation by hibernating underground.

External link 
 

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