Canopus Publishing Limited · Firefly Books
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Canopus Encyclopedia of Astronomy | 978-0-9537868-8-6 (0-9537868-8-9) | 2004 | Paul Murdin |
| The Firefly Encyclopedia of Astronomy | 978-1-55297-797-2 (1-55297-797-8) | 2004 | |