Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| Kosmos-993 Космос-993 | Russian Space Forces | retired | LEO | 3/10/1978 | Earth Observation |
| Landsat 3 | NASA Goddard Space Flight Center | retired | LEO | 3/5/1978 | Earth Observation |
| AMSAT-OSCAR-8 | AMSAT | retired |
| LEO |
| 3/5/1978 |
| Communications |
| Kosmos-992 Космос-992 | Russian Space Forces | retired | LEO | 3/4/1978 | Earth Observation |
| Molniya-1 (1978-024A) Молния-1 | Russian Space Forces | retired | HEO | 3/2/1978 | Communications |
| Soyuz-28 Союз-28 | NPO Energomash | retired | LEO | 3/2/1978 | Human Spaceflight |
| Kosmos-991 Космос-991 | Russian Navy | retired | LEO | 2/28/1978 | Positioning Navigation Timing |
| OPS 6031 | U.S. National Reconnaissance Office (NRO) | retired | HEO | 2/25/1978 | Signals Intelligence |
| Navstar 1 | U.S. Air Force | retired | MEO | 2/22/1978 | Positioning Navigation Timing |
| Kosmos-990 Космос-990 | Russian Space Forces | retired | LEO | 2/17/1978 | Communications |
| Ume-2 うめ2号 | Japan Aerospace Exploration Agency (JAXA) | retired | LEO | 2/16/1978 | Science Exploration |
| Kosmos-989 Космос-989 | Russian Space Forces | retired | LEO | 2/14/1978 | Earth Observation |
| FLTSATCOM F1 | U.S. Navy | retired | GEO | 2/9/1978 | Communications |
| Kosmos-988 Космос-988 | Military-Topographic Service of the Soviet Army | retired | LEO | 2/8/1978 | Earth Observation |
| Kyokko きょっこう | Japan Aerospace Exploration Agency (JAXA) | retired | MEO | 2/4/1978 | Science Exploration |
| Kosmos-987 Космос-987 | Russian Space Forces | retired | LEO | 1/31/1978 | Earth Observation |
| IUE | NASA Goddard Space Flight Center | retired | GEO | 1/26/1978 | Science Exploration |
| Fanhui Shi Weixing (03) 返回式卫星 | Seventh Ministry of Machine Building | retired | LEO | 1/26/1978 | Earth Observation |
| Molniya-3 (1978-009A) Молния-3 | ISS Reshetnev | retired | HEO | 1/24/1978 | Communications |
| Kosmos-986 Космос-986 | Russian Space Forces | retired | LEO | 1/24/1978 | Earth Observation |
| Progress-1 Прогресс-1 | NPO Energomash | retired | LEO | 1/20/1978 | Human Spaceflight |
| Kosmos-985 Космос-985 | Russian Navy | retired | LEO | 1/17/1978 | Positioning Navigation Timing |
| Kosmos-984 Космос-984 | Russian Space Forces | retired | LEO | 1/13/1978 | Earth Observation |
| Kosmos-979 Космос-979 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-981 Космос-981 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-982 Космос-982 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-975 Космос-975 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 1/10/1978 | Signals Intelligence |
| Kosmos-983 Космос-983 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-978 Космос-978 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-980 Космос-980 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-977 Космос-977 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Kosmos-976 Космос-976 | Russian Space Forces | retired | LEO | 1/10/1978 | Communications |
| Soyuz-27 Союз-27 | NPO Energomash | retired | LEO | 1/10/1978 | Human Spaceflight |
| INTELSAT IVA F3 | Intelsat | retired | GEO | 1/7/1978 | Communications |
| Kosmos-974 Космос-974 | Russian Space Forces | retired | LEO | 1/6/1978 | Earth Observation |
| Kosmos-973 Космос-973 | Russian Space Forces | retired | LEO | 12/27/1977 | Earth Observation |
| Kosmos-972 Космос-972 | Yuzhnoye | retired | LEO | 12/27/1977 | Technology Demonstration |
| Kosmos-971 Космос-971 | Russian Navy | retired | LEO | 12/23/1977 | Positioning Navigation Timing |
| Kosmos-970 Космос-970 | Russian Ministry of Defense | retired | LEO | 12/21/1977 | Technology Demonstration |
| Kosmos-969 Космос-969 | Russian Space Forces | retired | LEO | 12/20/1977 | Earth Observation |
| Kosmos-968 Космос-968 | Russian Space Forces | retired | LEO | 12/16/1977 | Communications |
| Sakura (1977-118A) さくら | Japan Aerospace Exploration Agency (JAXA) | retired | GEO | 12/15/1977 | Communications |
| Meteor-2 (1977-117A) Метеор-2 | Russian Space Forces | retired | LEO | 12/14/1977 | Earth Observation |
| Kosmos-967 Космос-967 | Russian Ministry of Defense | retired | LEO | 12/13/1977 | Technology Demonstration |
| Kosmos-966 Космос-966 | Russian Space Forces | retired | LEO | 12/12/1977 | Earth Observation |
| OPS 4258 | U.S. National Reconnaissance Office (NRO) | retired | GEO | 12/11/1977 | Signals Intelligence |
| Soyuz-26 Союз-26 | NPO Energomash | retired | LEO | 12/10/1977 | Human Spaceflight |
| SS 2 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 12/8/1977 | Signals Intelligence |
| SS 3 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 12/8/1977 | Signals Intelligence |
| SS 1 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 12/8/1977 | Signals Intelligence |