Rigel VIII, or Tavar to the natives of the Rigel System is a Class G world completely frozen under a planet-wide ice cap. What, precisely, lies beneath the ice remains a riddle; 30,000 years ago, the Fourth Orion Empire hastily abandoned a terraforming project that might have discovered the answer.
- Burns, Eric, Kenneth A. Hite & Doug Sun. Star Trek Roleplaying Game Book 7: Worlds, Decipher, 2005. ISBN: 1582369097.