"When Sheogorath rebelled against the Tribunal, he tricked the moon Baar Dau into forsaking its appointed path through Oblivion. The Mad Star inspired the moon to hurl itself upon Vivec's new city, which Sheogorath claimed was built in mockery of the heavens. When Vivec learned of Sheogorath's scheme, he froze the rogue moon in the sky with a single gesture and the grace of his countenance. Overwhelmed by the courage and daring of Vivec, the moon Baar Dau swore itself to eternal service of the Tribunal and all its works. Thus the moon now stands guard over the palace, and serves as a citadel for the Temple's Ordinators"