Tardis

Spoilers are precisely defined here. Rules vary by the story's medium. Info from television stories can't be added here until after the top or bottom of the hour, British time, closest to the end credits roll on BBC One. Therefore, fans in the Americas who are sensitive to spoilers should avoid Tardis on Sundays until they've seen the episode.

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Tardis
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Tardis

K4067 was a small asteroid located in the Solar system's asteroid belt. By 4920, it was taken up entirely by a facility of the Bi-Al Foundation, which still existed in 5000. (TV: The Invisible Enemy; AUDIO: Revenge of the Swarm)

By the 52nd century, the Bi-Al Foundation had been decommissioned and the centre had become a Hypernet relay station. (AUDIO: Revenge of the Swarm)

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