| Year | Award | Category | Status |
|---|---|---|---|
| 1964 | Hugo Award | Best Novel | Nominee/Finalist |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1963 |
|
Judgment on Janus | Harcourt, Brace & World | Novel | |
| November 1963 |
|
Judgment on Janus | Longmans (Canada) | Novel | |
| 1964 |
|
Judgment on Janus | Ace Books | Novel | 5 |
| December 1964 |
|
Judgment on Janus | Gollancz | Novel | |
| February 1966 | Judgment on Janus | Harcourt, Brace & World | Novel | ||
| 1968 |
|
Judgment on Janus | Gollancz | Novel | |
| 1969 |
|
Judgment on Janus | Ace Books | Novel | 5 |
| 1971 | Judgment on Janus | Gollancz | Novel | ||
| December 1972 |
|
Judgement on Janus | Ace Books | Novel | 5 |
| October 1973 |
|
Judgement on Janus | Ace Books | Novel | 5 |
| 1975 |
|
Judgement on Janus | Ace Books | Novel | |
| December 1979 |
|
Judgment on Janus | Fawcett Crest | Novel | 1 |
| May 1987 |
|
Judgment on Janus | Del Rey / Ballantine | Novel | |
| August 2002 |
|
Janus | Baen Books | Omnibus | 1 |
| January 2004 |
|
Janus | Baen Books | Omnibus | 1 |
| March 2021 |
|
Janus | Tantor Audio | Omnibus | |
| March 2021 |
|
Janus | Tantor and Blackstone Publishing | Omnibus | |
| March 2021 |
|
Janus | Tantor and Blackstone Publishing | Omnibus |