From Destinypedia, the Destiny wiki

Destiny-GhostConstruct.png This article is a stub. You can help Destinypedia by expanding it.

Dau'uss is the location of where Emperor Calus spoke to the people of the Cabal on how he had stripped the Praetorate of their power. It is either a Cabal planet or the potential capital city of Torobatl. [1]