Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| OPS 8781 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 12/8/1977 | Signals Intelligence |
| Kosmos-965 Космос-965 | Proto-Vozdhusnoy Oborony | retired | LEO | 12/8/1977 | Technology Demonstration |
| Kosmos-964 Космос-964 | Russian Space Forces | retired |
| LEO |
| 12/4/1977 |
| Earth Observation |
| Tsikada? | Russian Navy | retired | suborbital | 11/29/1977 | Positioning Navigation Timing |
| Kosmos-963 Космос-963 | Military-Topographic Service of the Soviet Army | retired | LEO | 11/24/1977 | Earth Observation |
| Meteosat 1 | European Space Agency (ESA) | retired | GEO | 11/23/1977 | Earth Observation |
| Molniya-3 (1977-105A) Молния-3 | ISS Reshetnev | retired | HEO | 10/28/1977 | Communications |
| Transat | U.S. Navy | retired | LEO | 10/28/1977 | Positioning Navigation Timing |
| Kosmos-962 Космос-962 | Russian Navy | retired | LEO | 10/28/1977 | Positioning Navigation Timing |
| Kosmos-961 Космос-961 | Russian Ministry of Defense | retired | LEO | 10/26/1977 | Technology Demonstration |
| Kosmos-960 Космос-960 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 10/25/1977 | Signals Intelligence |
| ISEE 1 | NASA Goddard Space Flight Center | retired | HEO | 10/22/1977 | Science Exploration |
| ISEE 2 | European Space Agency (ESA) | retired | HEO | 10/22/1977 | Science Exploration |
| Kosmos-959 Космос-959 | Russian Ministry of Defense | retired | LEO | 10/21/1977 | Technology Demonstration |
| Kosmos-958 Космос-958 | Russian Space Forces | retired | LEO | 10/11/1977 | Earth Observation |
| Soyuz-25 Союз-25 | NPO Energomash | retired | LEO | 10/9/1977 | Human Spaceflight |
| INTELSAT IVA F5 | Intelsat | retired | suborbital | 9/30/1977 | Communications |
| Kosmos-957 Космос-957 | Russian Space Forces | retired | LEO | 9/30/1977 | Earth Observation |
| Salyut-6 Салют-6 | NPO Energomash | retired | LEO | 9/29/1977 | Human Spaceflight |
| Kosmos-956 Космос-956 | Yuzhnoye | retired | LEO | 9/24/1977 | Technology Demonstration |
| Interkosmos-17 Интеркосмос-17 | Interkosmos | retired | LEO | 9/24/1977 | Science Exploration |
| OPS 7471 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 9/23/1977 | Earth Observation |
| Prognoz-6 Прогноз-6 | Institut Kosmicheksiye Issledovaniya | retired | HEO | 9/22/1977 | Science Exploration |
| Kosmos-955 Космос-955 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 9/20/1977 | Signals Intelligence |
| Ekran (1977-092A) Экран | Ministry of Comms. Union Radio Comms. | retired | GEO | 9/20/1977 | Communications |
| Kosmos-954 Космос-954 | Russian Navy | retired | LEO | 9/18/1977 | Signals Intelligence |
| Kosmos-952 Космос-952 | Russian Navy | retired | LEO | 9/16/1977 | Signals Intelligence |
| Kosmos-953 Космос-953 | Russian Space Forces | retired | LEO | 9/16/1977 | Earth Observation |
| Kosmos-950 Космос-950 | Russian Space Forces | retired | LEO | 9/13/1977 | Earth Observation |
| Kosmos-951 Космос-951 | Russian Navy | retired | LEO | 9/13/1977 | Positioning Navigation Timing |
| OTS 1 | European Space Agency (ESA) | retired | suborbital | 9/13/1977 | Communications |
| Kosmos-949 Космос-949 | Progress Rocket Space Center | retired | LEO | 9/6/1977 | Earth Observation |
| Voyager 1 | NASA Jet Propulsion Laboratory | active | interplanetary | 9/5/1977 | Science Exploration |
| Kosmos-948 Космос-948 | Priroda Center GUGK | retired | LEO | 9/2/1977 | Earth Observation |
| Molniya-1 (1977-082A) Молния-1 | Russian Space Forces | retired | HEO | 8/30/1977 | Communications |
| Kosmos-947 Космос-947 | Russian Space Forces | retired | LEO | 8/27/1977 | Earth Observation |
| Sirio 1 | National Research Council of Italy | retired | GEO | 8/25/1977 | Communications |
| Kosmos-946 Космос-946 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-945 Космос-945 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-944 Космос-944 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-943 Космос-943 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-942 Космос-942 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-941 Космос-941 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-940 Космос-940 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-938 Космос-938 | Russian Space Forces | retired | LEO | 8/24/1977 | Earth Observation |
| Kosmos-939 Космос-939 | Russian Space Forces | retired | LEO | 8/24/1977 | Communications |
| Kosmos-937 Космос-937 | Russian Navy | retired | LEO | 8/24/1977 | Signals Intelligence |
| Voyager 2 | NASA Jet Propulsion Laboratory | active | interplanetary | 8/20/1977 | Science Exploration |
| HEAO 1 | NASA Marshall Space Flight Center | retired | LEO | 8/12/1977 | Science Exploration |
| [Kosmos] (1977-F03) [Космос] | State Space Corporation Roscosmos | retired | suborbital | 8/10/1977 | Earth Observation |