Doctor Who: Into the Nowhere (Time Trips)
The <b style="mso-bidi-font-weight:normal">Eleventh Doctor</b> and Clara land on an unknown alien planet. To the Doctor’s delight and Clara’s astonishment, it really is <i style="mso-bidi-font-style:normal">unknown</i>. It’s a planet the Doctor has never seen. It’s not on any maps, it’s not referenced on any star charts or in the TARDIS data banks. It doesn’t even have a name. What could be so terrible that its existence has been erased?