Apparently the first appearance in print of the idea about communication satellites in geostationary orbits. Clarke later wistfully reflected how never patented it and once remarked, perhaps ironically, that the paper is "the most important thing I ever wrote".
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1965 |
|
Voices from the Sky: Previews of the Coming Space Age | Harper & Row | Nonfiction | 233 |
| 1966 |
|
Voices from the Sky: Previews of the Coming Space Age | Gollancz | Nonfiction | 233 |
| October 1967 |
|
Voices from the Sky: Previews of the Coming Space Age | Pyramid Books | Nonfiction | 197 |
| 1969 |
|
Voices from the Sky | Mayflower | Nonfiction | 191 |
| 1969 |
|
Voices from the Sky | Mayflower | Nonfiction | 191 |
| January 1971 |
|
Voices from the Sky: Previews of the Coming Space Age | Pyramid Books | Nonfiction | 197 |
| February 1980 |
|
Voices from the Sky | Pocket Books | Nonfiction | 230 |
| April 1984 |
|
Ascent to Orbit: A Scientific Autobiography | John Wiley & Sons | Nonfiction | 60 |
| June 1992 |
|
How the World Was One: Beyond the Global Village | Gollancz | Nonfiction | 272 |
| 1999 |
|
Greetings, Carbon-Based Bipeds!: A Vision of the 20th Century As It Happened | Voyager | Nonfiction | 19 |
| August 1999 |
|
Greetings, Carbon-Based Bipeds!: Collected Essays 1934-1998 | St. Martin's Press | Nonfiction | 19 |