Helical Galaxy

From Tardis Wiki, the free Doctor Who reference

The Helical Galaxy was the galaxy containing the twin planets Atrios and Zeos, as well as the artificial third "Planet of Evil", in the far future. (TV: The Armageddon Factor)

After escaping Skaro, the War Doctor paused his TARDIS in the Helical Galaxy to read up on the Daleks' information concerning the Barber-Surgeon. (AUDIO: The Abyss)