2310

In 2310, (AUDIO: Daleks Among Us) Mestor planned to explode Jaconda's sun, sending Gastropod eggs throughout the universe. The Sixth Doctor and Azmael stopped him. (TV: The Twin Dilemma)
Mars had been terraformed to the point where it had an Earth-type atmosphere, including the pollution, by this year. (PROSE: GodEngine)
== Behind the scenes ==
Only the novelisation of the story gave the year, but this was later confirmed in the audio story Daleks Among Us.
he:2310