| Tape image | /pub/sinclair/games/s/Sputnik.tzx.zip | 18,629 | - | Unspecified custom loaderOriginal release (O) | | |
| Snapshot image | /pub/sinclair/games/s/Sputnik.z80.zip | 15,507 | - | Undetermined | | |
| Loading screen | /pub/sinclair/screens/load/s/scr/Sputnik.scr | 6,912 | - | | | |
| Running screen | /pub/sinclair/screens/in-game/s/Sputnik.gif | 4,235 | - | | | |
| Instructions | /pub/sinclair/games-info/s/Sputnik.pdf | 8,674 | - | | | |
| Inlay - Front | /pub/sinclair/games-inlays/s/Sputnik.jpg | 84,327 | - | | | |
| Ripped in-game/theme music in AY format | /pub/sinclair/music/ay/games/s/Sputnik.ay.zip | 681 | - | | | |
| RZX playback file | https://archive.org/download/rzxarchive/sputnik.rzx | - | - | | | Recorded by Rafal (with rollback) |