| Name | Constellation Comstar 1A, 1B, 1C, 1D / Parallax 1 / Esiafi 1 |
| ID | comstar-1 |
| Country | USA |
| Type | Communication |
| Satellites (NORAD) |
8838 (HeavensAbove) 9047 (HeavensAbove) 10975 12309 |
| Satellites (COSPAR) | 1976-0421976-0731978-0681981-018 |
| Complementary constellations | |
| Gunter's space URL | https://space.skyrocket.de/doc_sdat/comstar-1.htm |
