K9 and the Missing Planet (novel)

Publisher's Summary
To be added

Characters

 * K-9 Mark I

Continuity

 * K-9 is described as working for the Time Lords, suggesting this takes place some time after the events of The Invasion of Time.
 * K-9 continues to pilot the vessel K-NEL.
 * Earth is known as Tellus in this far future; the planet would also be given another name, Ravolox in The Mysterious Planet.