| Original Language | English |
| First published | 1934-01 |
| First published | 1934-02 |
| First published | 1943-03 |
| First published | 1934-04 |
| Links | https://en.wikipedia.org/wiki/Triplanetary_(novel) |
| Notes | Triplanetary is a science fiction / space opera novel by E. E. 'Doc' Smith. It was first serialized in Amazing Stories, January - April 1934. After the original four novels of the <a href="/c/books/credit/233116/lensman/">Lensman</a> series were published, Smith expanded and reworked Triplanetary into the first of two prequels for the series. The expanded Triplanetary was published in book form in 1948. |
Editions 5
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | E.E. 'Doc' Smith's classic Lensman series - Triplanetary | Granada Publishing Limited | Paperback | English | Great Britain | 1948 | |
 | Triplanetary | Paperback | English | USA | 1948 | ||
 | Triplanetária | Livros Do Brasil | Paperback | Portuguese | Portugal | 1979 | |
 | Chronicles of the Lensmen Vol. 1 | Hardback | English | USA | 1998-06 | ||
 | The E.E. "Doc" Smith Science Fiction Megapack™ | Wildside Press | e-Book | English | US | 2015 |