Ultima Thule was a planet located in the space of the galaxy's Alpha Quadrant, in the Mariah star system. This world was the location of a dolamide purification plant. Valerian traders visited Ultima Thule on routes taken when they supplied dolamide to Cardassians. (DS9 episode: "Dramatis Personae")

External linkEdit

• Ultima Thule article at Memory Alpha, the wiki for canon Star Trek.