| English | eng-000 |
| Orbiting Astronomical Observatory | |
| 普通话 | cmn-000 | 轨道天文台 |
| Deutsch | deu-000 | Orbiting Astronomical Observatory 3 |
| français | fra-000 | Orbiting Astronomical Observatory |
| magyar | hun-000 | Orbiting Astronomical Observatory |
| русский | rus-000 | Орбитальная астрономическая обсерватория |
| español | spa-000 | Orbiting Astronomical Observatory |