Desolation
From Tardis Wiki, the free Doctor Who reference
Desolation was a planet. Once ruled by the Stenza, it was used to by the race to created and test a variety of weapons. The planet was used as the final stage of the Rally of the Twelve Galaxies. During this, the Doctor, Graham O'Brien, Ryan Sinclair and Yasmin Khan visited the planet to search for the TARDIS. (TV: The Ghost Monument)