| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1959 |
|
The Plot Against Earth / Recruit for Andromeda | Ace Books | Omnibus | 5 |
| 1960 |
|
Verschwörung gegen die Erde | Widukind / Gebrüder Zimmermann | Novel | |
| February 1960 |
|
Mission auf Morilar | Moewig | Novel | 1 |
| March 1960 |
|
Complot contre la Terre | Ditis | Novel | 5 |
| August 1960 |
|
Verräter, Gangster und Raketen | Pabel | Novel | 2 |
| April 1975 |
|
Verschwörung gegen die Erde | Ullstein | Novel | |
| October 2011 |
|
The Planet Killers | Paizo Publishing | Omnibus | 16 |
| July 2012 |
|
The Plot Against Earth | Gateway / Orion | Novel | |
| July 2015 |
|
The Planet Killers | Open Road Integrated Media | Omnibus | |2 |
| October 2017 |
|
Robert Silverberg: The Ace Years, Part Two | Armchair Fiction | Omnibus |