Palliative Ark

The Palliative Ark was the home of the Overcaste after the Malignant had attacked their homeworld of Golgauth. The Eleventh Doctor was held on trial there for the creation of the Malignant. (COMIC: The Then and the Now)

The Ark followed the Doctor's TARDIS to Clundanius XI to apprehend the Doctor once more. (COMIC: Downtime)