| Satellite name | Sejong-4 (Sejong 4, SJSAT-4) |
|---|---|
| Spacecraft type | CubeSat |
| Units or mass | 6U |
| Status | Operational (Official press release on 2025-12-02 and Libre Space forums, last checked 2025-12-23) |
| Launched | 2025-11-26 |
| NORAD ID | 66650 ? |
| Deployer | Deployer [KAIROSPACE] |
| Launcher | Nuri |
| Entity name | Hancom InSpace |
| Institution | Company |
| Entity type | Commercial |
| Nation | South Korea |
| Oneliner |
In-house developed platform. |
| Description |
Incorporates a domestically developed OBC (Real-Time Operating System : NEOS + FS). |
| Results |
All 12 Nuri-deployed cube satellites establish ground communication, 2025-12-08. |
| Notes |
Website shows Spire satellites but news imply in-house AIT. |
| Sources | [1] [2] [3] [4] |
| Photo sources | [1] [2] |
| On the same launch |
Last modified: 2026-01-04
