The Shadow of the Ordragul
Auolun is the name of the world. There are two continents on Auolun, an eastern one and a western one. The eastern one is known as Tasmyrul. Tasmyrul is divided along the equator by a geological formation known as the Obsidian Band and the lands south of the band are called Tesaurtur. The central region of Tesaurtur is called Viryanor, and is the setting of this campaign.
The planet of Auolun has long seasons, each lasting a decade or two. Auolun also has a ring around it comprised of a crystalline matter.