Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| Kosmos-1552 Космос-1552 | Progress Rocket Space Center | retired | LEO | 5/14/1984 | Earth Observation |
| Kosmos-1550 Космос-1550 | Russian Navy | retired | LEO | 5/11/1984 | Positioning Navigation Timing |
| Kosmos-1551 Космос-1551 | Russian Space Forces | retired |
| LEO |
| 5/11/1984 |
| Earth Observation |
| Progress-21 Прогресс-21 | NPO Energomash | retired | LEO | 5/7/1984 | Human Spaceflight |
| Gorizont (1984-041A) Горизонт | Ministry of Comms. Union Radio Comms. | retired | GEO | 4/22/1984 | Communications |
| Kosmos-1549 Космос-1549 | Russian Space Forces | retired | LEO | 4/19/1984 | Earth Observation |
| OPS 8424 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 4/17/1984 | Earth Observation |
| Progress-20 Прогресс-20 | NPO Energomash | retired | LEO | 4/15/1984 | Human Spaceflight |
| DSP F11 | U.S. Space Force | retired | GEO | 4/14/1984 | Missile Warning Tracking |
| Kosmos-1548 Космос-1548 | Russian Space Forces | retired | LEO | 4/10/1984 | Earth Observation |
| Shiyan Tongbu Tongxin Wx. 试验同步通信卫星 | Ministry of Astronautics Industry | retired | GEO | 4/8/1984 | Communications |
| LDEF | NASA Langley Research Center | retired | LEO | 4/6/1984 | Science Exploration |
| Challenger (STS 41-C) | NASA Johnson Space Center | retired | LEO | 4/6/1984 | Human Spaceflight |
| Kosmos-1547 Космос-1547 | Proto-Vozdhusnoy Oborony | retired | HEO | 4/4/1984 | Missile Warning Tracking |
| Soyuz T-11 Союз Т-11 | NPO Energomash | retired | LEO | 4/3/1984 | Human Spaceflight |
| Kosmos-1546 Космос-1546 | Proto-Vozdhusnoy Oborony | retired | GEO | 3/29/1984 | Missile Warning Tracking |
| Kosmos-1545 Космос-1545 | Russian Space Forces | retired | LEO | 3/21/1984 | Earth Observation |
| Molniya-1 (1984-029A) Молния-1 | Russian Space Forces | retired | HEO | 3/16/1984 | Communications |
| Ekran (1984-028A) Экран | Ministry of Comms. Union Radio Comms. | retired | GEO | 3/16/1984 | Communications |
| Kosmos-1544 Космос-1544 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 3/15/1984 | Signals Intelligence |
| Kosmos-1543 Космос-1543 | Progress Rocket Space Center | retired | LEO | 3/10/1984 | Science Exploration |
| Kosmos-1542 Космос-1542 | Russian Space Forces | retired | LEO | 3/7/1984 | Earth Observation |
| Kosmos-1541 Космос-1541 | Proto-Vozdhusnoy Oborony | retired | HEO | 3/6/1984 | Missile Warning Tracking |
| INTELSAT 508 | Intelsat | retired | GEO | 3/5/1984 | Communications |
| Kosmos-1540 Космос-1540 | Russian Space Forces | retired | GEO | 3/2/1984 | Communications |
| Landsat 5 | National Oceanic and Atmospheric Administration (NOAA) | retired | LEO | 3/1/1984 | Earth Observation |
| UoSAT-OSCAR-11 | University of Surrey | retired | LEO | 3/1/1984 | Communications |
| Kosmos-1539 Космос-1539 | Russian Space Forces | retired | LEO | 2/28/1984 | Earth Observation |
| Kosmos-1538 Космос-1538 | Russian Space Forces | retired | LEO | 2/21/1984 | Communications |
| Progress-19 Прогресс-19 | NPO Energomash | retired | LEO | 2/21/1984 | Human Spaceflight |
| Kosmos-1537 Космос-1537 | Priroda Center GUGK | retired | LEO | 2/16/1984 | Earth Observation |
| Raduga (1984-016A) Радуга | Russian Space Forces | retired | GEO | 2/15/1984 | Communications |
| Ohzora おおぞら | Japan Aerospace Exploration Agency (JAXA) | retired | LEO | 2/14/1984 | Science Exploration |
| Kosmos-1536 Космос-1536 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 2/8/1984 | Signals Intelligence |
| Soyuz T-10 Союз Т-10 | NPO Energomash | retired | LEO | 2/8/1984 | Human Spaceflight |
| JD2 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 2/5/1984 | Signals Intelligence |
| JD3 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 2/5/1984 | Signals Intelligence |
| OPS 8737 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 2/5/1984 | Signals Intelligence |
| JD1 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 2/5/1984 | Signals Intelligence |
| Palapa B2 | PT Perusahaan Umum Telekomunikasi (PT Perumtel) | retired | LEO | 2/3/1984 | Communications |
| Westar 6 | Western Union Telegraph Corp. | retired | LEO | 2/3/1984 | Communications |
| Challenger (STS 41-B) | NASA Johnson Space Center | retired | LEO | 2/3/1984 | Human Spaceflight |
| IRT | NASA Johnson Space Center | retired | LEO | 2/3/1984 | Technology Demonstration |
| Kosmos-1535 Космос-1535 | Russian Navy | retired | LEO | 2/2/1984 | Positioning Navigation Timing |
| OPS 0441 | U.S. National Reconnaissance Office (NRO) | retired | GEO | 1/31/1984 | Signals Intelligence |
| Shiyan Weixing 试验卫星 | Ministry of Astronautics Industry | retired | MEO | 1/29/1984 | Communications |
| Kosmos-1534 Космос-1534 | Proto-Vozdhusnoy Oborony | retired | LEO | 1/26/1984 | Technology Demonstration |
| Kosmos-1533 Космос-1533 | Russian Space Forces | retired | LEO | 1/26/1984 | Earth Observation |
| Yuri 2A ゆり2号a | Japan Aerospace Exploration Agency (JAXA) | retired | GEO | 1/23/1984 | Communications |
| Kosmos-1532 Космос-1532 | Russian Space Forces | retired | LEO | 1/13/1984 | Earth Observation |