K4067

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)
Category:Sol system asteroids
Category:Locations visited by the Fourth Doctor