STDN
| Acronym | Definition |
|---|---|
| STDN | Space Tracking Data Network |
| STDN | Spaceflight Tracking and Data Network (US NASA) |
| STDN | Space Tracking and Data Network |
| STDN | Secure Tactical Data Network |
| STDN | Spaceflight/Spacecraft Tracking and Data Network |
| STDN | Strikedown |
| STDN | Science and Technology for Development Network (UN Conference on Trade and Development) |
| STDN | Star Trek Directory Network (est. 2002; online gaming) |