90482 Orcus This means that Orcus is currently viewed pole-on, which could explain the near absence of any rotational modulation of its brightness. If, however, the primary is tidally locked with the satellite, the rotational period will coincide with the 9.7-day orbital period of Vanth. This minor planet was named after one of the Roman gods of the underworld, Orcus. While Pluto was the ruler of the underworld, Orcus was a punisher of the damned. The approved naming citation was published by the Minor Planet Center on 26 November 2004 (). Under the guidelines of the International Astronomical Union's (IAU) naming conventions,
Orcus (Dungeons & Dragons) includes some details about his realm and his return. Orcus was used as the driving force for the adventure "Headless", which appears on pages 47–66 of "Dungeon" #89 (November 2001). Although the adventure recommends not having Orcus fight the player characters directly, third edition game statistics are provided for Orcus on page 64 if he is to be used as a recurring villain. He only appears personally at the end of the adventure to reclaim one of his possessions and warn the characters to cease meddling in his affairs. Orcus is featured as one of the demon lords appearing in