An astronomical base at the fringes of Earth's galaxy finds itself on the frontline of a war with an unimaginably alien force.
| ISBN: | 9781781787915 |
| Publication date: | 28th February 2017 |
| Author: | Alison Lawson |
| Publisher: | Big Finish Productions Ltd |
| Format: | CD-Audio |
| Series: | Doctor Who Main Range |
| Genres: |
Science fiction: space opera |