Which planet is the homeworld of the Dark Templars?

Originally, they were from Aiur like the rest of the Protoss, but the enclave didn't like their beliefs, so they moved to Shakuras.

Shakuras.
(dont ask about photo)

the first protoss dark templars were trained on shakuras. if tu see on wikia starcraft 2, the last stronghold of the templars is on shakuras. look via zeratul on starcraft 2: wings of liberty wikia. find me im novadark. 233