| Subject | English | German |
| astronaut. | geosynchronous earth-orbit | geostationäre Umlaufbahn |
| astronaut. | geosynchronous earth-orbit | geostationärer Orbit |
| astronaut. | geosynchronous earth-orbit | Synchronlaufbahn |
| astronaut. | geosynchronous orbit | geostationärer Orbit |
| astronaut. | geosynchronous orbit | Synchronlaufbahn |
| astronaut. | geosynchronous orbit | geostationäre Umlaufbahn |
| commun. | geosynchronous orbit | erdsynchrone Umlaufbahn (approx. 35900 km (22300 mi) orbital altitude, for 'stationary' satellites; the so-called ,Clarke' orbit, after Arthur C. Clarke, science fiction writer, who proposed this orbit in 1948) |