| Société Européenne des Satellites S.A. Operator of the Astra Satellite System |   |
| Lyngemark Satellite Chart Frequency charts for satellites all around the world | |
| Satellite Logos | |
| Satellite Address | |
| Satellite Control Center SatcoDX Satellite charts | |
| Infosat German Satellite Magazine | |
| Satelliten Beobachter Club e.V. | |
| Satelli-Line | |