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From Tardis Wiki, the free Doctor Who reference
The end of the universe and end of all ages, and further than even the Time Lords travelled before their demise. By this time, most of the galaxies in the universe had collapsed as their stars had burnt away, and most life had become extinct.
It was in this year that the last remnants of Humanity flew to Utopia from the planet Malcassairo (despite hazards such as the Futurekind) thanks to the efforts of Professor Yana and the Doctor. Yana realised he was the Master and stranded the Doctor, Martha Jones and Jack Harkness there. (DW: Utopia)