A star cluster was a group of stars.
Clusters[[edit] | [edit source]]
A battle during the Rutan-Sontaran War was fought in the Madillon Cluster. (TV: The Two Doctors [+]Loading...["The Two Doctors (TV story)"])
According to Commander Kaagh, half the species from Earth to the Verlixix Spiral Cluster had plans to invade Earth because humans had "no guts". (TV: Enemy of the Bane [+]Loading...["Enemy of the Bane (TV story)"])
The Jolius Cluster was home to the Okrenians. (COMIC: Pay the Piper [+]Loading...["Pay the Piper (comic story)"])
The Olveron Cluster contained a million stars and a hundred million inhabited planets. (TV: The Caretaker [+]Loading...["The Caretaker (TV story)"])