At the time of this story, Galactic Salvage and Insurance has been out of business for 20 years, since 2096. The rocket ship Silver Carrier is reported overdue and will not be found for almost two and a half months. Around this time, Milo Clancy loses the ID registration for his ship, the LIZ 79 . The 2nd Doctor and Jamie prevent a take-over of the Wheel in Space by a group of Cybermen. They are aided by the crew of the Wheel, one of whom, Zoe Herriot, decides to join the Doctor in his travels.
Date is conjecture.
Mankind colonizes the planet Delta Magna. The natives are forcibly relocated to the planet's third moon, and some Earth species are introduced into Delta Magna III's marshy environment, including a number of squid. The Power of Kroll. 2148 Caven and his space pirates begins raiding argonite mining ships and taking their cargo. Milo Clancy is one of the hardest hit.