| Year | Award | Category | Status |
|---|---|---|---|
| 1966 | Nebula Award | Novel | Nominee/Finalist |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1964 |
|
New Worlds Science Fiction, February 1964 | Nova Publications Ltd. | MAGAZINE | 4 |
| March 1964 |
|
New Worlds Science Fiction, March 1964 | Nova Publications Ltd. | MAGAZINE | 70 |
| April 1964 |
|
New Worlds Science Fiction, April 1964 | Nova Publications Ltd. | MAGAZINE | 72 |
| October 1964 |
|
Urania #355 | Mondadori | MAGAZINE | 3 |
| 1965 |
|
The Escape Orbit | Ace Books | Novel | 5|5.2 |
| 1965 |
|
Open Prison | Four Square Books | Novel | 5 |
| March 1966 |
|
Gefängnis im All | Moewig | Novel | |
| 1970 |
|
Open Prison | Corgi Books / Transworld Publishers | Novel | 7 |
| 1972 |
|
PrisĂŁo aberta | Livros do Brasil | Novel | |
| August 1978 |
|
Urania #756 | Mondadori | MAGAZINE | 3 |
| November 1980 |
|
Gefängnis im All | Pabel | Novel | |
| April 1983 |
|
The Escape Orbit | Ace Books | Novel | 1 |
| June 2011 |
|
Vita con gli automi | Mondadori | Omnibus | 129 |