Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| INTELSAT IV F1 | Intelsat | retired | GEO | 5/22/1975 | Communications |
| Kosmos-731 Космос-731 | Russian Space Forces | retired | LEO | 5/21/1975 | Earth Observation |
| DSCS II F-5 | U.S. Air Force | retired |
| LEO |
| 5/20/1975 |
| Communications |
| DSCS II F-6 | U.S. Air Force | retired | LEO | 5/20/1975 | Communications |
| Castor | French Space Agency (CNES) | retired | LEO | 5/17/1975 | Technology Demonstration |
| Pollux | French Space Agency (CNES) | retired | LEO | 5/17/1975 | Technology Demonstration |
| Anik A3 | Telesat | retired | GEO | 5/7/1975 | Communications |
| SAS 3 | NASA Goddard Space Flight Center | retired | LEO | 5/7/1975 | Science Exploration |
| Molniya-1 (1975-036A) Молния-1 | Russian Space Forces | retired | HEO | 4/29/1975 | Communications |
| Kosmos-730 Космос-730 | Russian Space Forces | retired | LEO | 4/24/1975 | Earth Observation |
| Kosmos-729 Космос-729 | Russian Navy | retired | LEO | 4/22/1975 | Positioning Navigation Timing |
| Aryabhata | Indian Space Research Organization (ISRO) | retired | LEO | 4/19/1975 | Science Exploration |
| OPS 4883 | U.S. National Reconnaissance Office (NRO) | retired | LEO | 4/18/1975 | Earth Observation |
| Kosmos-728 Космос-728 | Russian Space Forces | retired | LEO | 4/18/1975 | Earth Observation |
| Kosmos-727 Космос-727 | Russian Space Forces | retired | LEO | 4/16/1975 | Earth Observation |
| Molniya-3 (1975-029A) Молния-3 | ISS Reshetnev | retired | HEO | 4/14/1975 | Communications |
| P72-2 | Space Test Program | retired | suborbital | 4/13/1975 | Science Exploration |
| Kosmos-726 Космос-726 | ISS Reshetnev | retired | LEO | 4/11/1975 | Positioning Navigation Timing |
| Geos 3 | Wallops Flight Facility | retired | LEO | 4/9/1975 | Earth Observation |
| Kosmos-725 Космос-725 | Proto-Vozdhusnoy Oborony | retired | LEO | 4/8/1975 | Technology Demonstration |
| Kosmos-724 Космос-724 | Russian Navy | retired | LEO | 4/7/1975 | Signals Intelligence |
| [Soyuz-18] [Союз-18] | NPO Energomash | retired | suborbital | 4/5/1975 | Human Spaceflight |
| Kosmos-723 Космос-723 | Russian Navy | retired | LEO | 4/2/1975 | Signals Intelligence |
| Meteor (1975-023A) Метеор | Russian Space Forces | retired | LEO | 4/1/1975 | Earth Observation |
| Kosmos-722 Космос-722 | Russian Space Forces | retired | LEO | 3/27/1975 | Earth Observation |
| Interkosmos-13 Интеркосмос-13 | Interkosmos | retired | LEO | 3/27/1975 | Science Exploration |
| Kosmos-721 Космос-721 | Russian Space Forces | retired | LEO | 3/26/1975 | Earth Observation |
| Kosmos-720 Космос-720 | Progress Rocket Space Center | retired | LEO | 3/21/1975 | Earth Observation |
| Kosmos-719 Космос-719 | Russian Space Forces | retired | LEO | 3/12/1975 | Earth Observation |
| OPS 2439 | U.S. National Reconnaissance Office (NRO) | retired | HEO | 3/10/1975 | Signals Intelligence |
| Kosmos-714 Космос-714 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-711 Космос-711 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-712 Космос-712 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-713 Космос-713 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-715 Космос-715 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-716 Космос-716 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-717 Космос-717 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-718 Космос-718 | Russian Space Forces | retired | LEO | 2/28/1975 | Communications |
| Kosmos-710 Космос-710 | Russian Space Forces | retired | LEO | 2/26/1975 | Earth Observation |
| Taiyo たいよう | Japan Aerospace Exploration Agency (JAXA) | retired | LEO | 2/24/1975 | Science Exploration |
| INTELSAT IV F6 | Intelsat | retired | suborbital | 2/20/1975 | Communications |
| Kosmos-708 Космос-708 | Military-Topographic Service of the Soviet Army | retired | LEO | 2/12/1975 | Earth Observation |
| Kosmos-709 Космос-709 | Russian Space Forces | retired | LEO | 2/12/1975 | Earth Observation |
| Starlette | French Space Agency (CNES) | retired | LEO | 2/6/1975 | Earth Observation |
| SMS 2 | NASA Goddard Space Flight Center | retired | GEO | 2/6/1975 | Earth Observation |
| Molniya-2 (1975-009A) Молния-2 | Russian Space Forces | retired | HEO | 2/6/1975 | Communications |
| Kosmos-707 Космос-707 | Glavnoye Razvedyvatelnoe Upravleniye | retired | LEO | 2/5/1975 | Signals Intelligence |
| Kosmos-706 Космос-706 | Proto-Vozdhusnoy Oborony | retired | HEO | 1/30/1975 | Missile Warning Tracking |
| Kosmos-705 Космос-705 | Proto-Vozdhusnoy Oborony | retired | LEO | 1/28/1975 | Technology Demonstration |
| Kosmos-704 Космос-704 | Russian Space Forces | retired | LEO | 1/23/1975 | Earth Observation |