Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| D-5A | French Space Agency (CNES) | retired | suborbital | 5/21/1973 | Technology Demonstration |
| Kosmos-559 Космос-559 | Russian Space Forces | retired | LEO | 5/18/1973 | Earth Observation |
| Kosmos-558 Космос-558 | Proto-Vozdhusnoy Oborony | retired |
| LEO |
| 5/17/1973 |
| Technology Demonstration |
| OPS 2093 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 5/16/1973 | Earth Observation |
| Multiple Docking Adapter | NASA Marshall Space Flight Center | retired | LEO | 5/14/1973 | Human Spaceflight |
| Skylab Orbital Workshop | NASA Marshall Space Flight Center | retired | LEO | 5/14/1973 | Human Spaceflight |
| Skylab Airlock Module | NASA Marshall Space Flight Center | retired | LEO | 5/14/1973 | Human Spaceflight |
| Kosmos-557 Космос-557 | Central KB for Experimental Machine Building | retired | LEO | 5/11/1973 | Human Spaceflight |
| Kosmos-556 Космос-556 | Russian Space Forces | retired | LEO | 5/5/1973 | Earth Observation |
| Kosmos-555 Космос-555 | Russian Space Forces | retired | LEO | 4/25/1973 | Earth Observation |
| [Kosmos] (1973-U01) [Космос] | Machine Building Special Design Bureau | retired | suborbital | 4/25/1973 | Earth Observation |
| Anik A2 | Telesat | retired | GEO | 4/20/1973 | Communications |
| Interkosmos-9 Kopernik-500 Интеркосмос-9 (Коперник-500) | Interkosmos | retired | LEO | 4/19/1973 | Science Exploration |
| Kosmos-554 Космос-554 | Russian Space Forces | retired | LEO | 4/19/1973 | Earth Observation |
| Kosmos-553 Космос-553 | Proto-Vozdhusnoy Oborony | retired | LEO | 4/12/1973 | Technology Demonstration |
| Pioneer 11 | NASA Ames Research Center | retired | interplanetary | 4/6/1973 | Science Exploration |
| Molniya-2 (1973-018A) Молния-2 | Russian Space Forces | retired | HEO | 4/5/1973 | Communications |
| Salyut-2 Салют-2 | Machine Building Special Design Bureau | retired | LEO | 4/3/1973 | Human Spaceflight |
| Kosmos-552 Космос-552 | Russian Space Forces | retired | LEO | 3/22/1973 | Earth Observation |
| Meteor (1973-015A) Метеор | Russian Space Forces | retired | LEO | 3/20/1973 | Earth Observation |
| OPS 8410 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 3/9/1973 | Earth Observation |
| Kosmos-551 Космос-551 | Russian Space Forces | retired | LEO | 3/6/1973 | Earth Observation |
| OPS 6063 | U.S. National Reconnaissance Office (NRO) | retired | GEO | 3/6/1973 | Signals Intelligence |
| Kosmos-550 Космос-550 | Russian Space Forces | retired | LEO | 3/1/1973 | Earth Observation |
| Kosmos-549 Космос-549 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 2/28/1973 | Signals Intelligence |
| Prognoz-3 Прогноз-3 | Institut Kosmicheksiye Issledovaniya | retired | HEO | 2/15/1973 | Science Exploration |
| Kosmos-548 Космос-548 | Russian Space Forces | retired | LEO | 2/8/1973 | Earth Observation |
| Molniya-1 (1973-007A) Молния-1 | Russian Space Forces | retired | HEO | 2/3/1973 | Communications |
| Kosmos-547 Космос-547 | Russian Space Forces | retired | LEO | 2/1/1973 | Earth Observation |
| Kosmos-546 Космос-546 | ISS Reshetnev | retired | LEO | 1/26/1973 | Positioning Navigation Timing |
| Kosmos-545 Космос-545 | Proto-Vozdhusnoy Oborony | retired | LEO | 1/24/1973 | Technology Demonstration |
| Kosmos-544 Космос-544 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 1/20/1973 | Signals Intelligence |
| Kosmos-543 Космос-543 | Russian Space Forces | retired | LEO | 1/11/1973 | Earth Observation |
| Luna-21 Луна-21 | Institut Kosmicheksiye Issledovaniya | retired | cislunar | 1/8/1973 | Science Exploration |
| Kosmos-542 Космос-542 | TsNII Kometa | retired | LEO | 12/28/1972 | Signals Intelligence |
| Kosmos-541 Космос-541 | TsKBEM Filial No. 3 | retired | LEO | 12/27/1972 | Earth Observation |
| Kosmos-540 Космос-540 | ISS Reshetnev | retired | LEO | 12/25/1972 | Communications |
| Kosmos-539 Космос-539 | ISS Reshetnev | retired | LEO | 12/21/1972 | Earth Observation |
| OPS 3978 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 12/21/1972 | Earth Observation |
| OPS 9390 | U.S. National Reconnaissance Office (NRO) | retired | GEO | 12/20/1972 | Signals Intelligence |
| Aeros 1 | DFVLR | retired | LEO | 12/16/1972 | Science Exploration |
| Kosmos-538 Космос-538 | Russian Space Forces | retired | LEO | 12/14/1972 | Earth Observation |
| Molniya-2 (1972-098A) Молния-2 | Russian Space Forces | retired | HEO | 12/12/1972 | Communications |
| Nimbus 5 | NASA Goddard Space Flight Center | retired | LEO | 12/11/1972 | Earth Observation |
| Apollo 17 LM | NASA Manned Spacecraft Center | retired | cislunar | 12/7/1972 | Human Spaceflight |
| Apollo 17 CSM | NASA Manned Spacecraft Center | retired | cislunar | 12/7/1972 | Human Spaceflight |
| Molniya-1 (1972-095A) Молния-1 | Russian Space Forces | retired | HEO | 12/2/1972 | Communications |
| Interkosmos-8 Интеркосмос-8 | Interkosmos | retired | LEO | 11/30/1972 | Science Exploration |
| Kosmos-537 Космос-537 | Russian Space Forces | retired | LEO | 11/25/1972 | Earth Observation |
| LOK No. 6A ЛОК | State Space Corporation Roscosmos | retired | suborbital | 11/23/1972 | Human Spaceflight |