Satellites, space stations, and deep space probes.
| Label | Operator | Status | Orbit | Launch Date | Mission Type |
|---|---|---|---|---|---|
| 0.1 Square Meter Target | U.S. Space Systems Command | retired | LEO | 8/29/1963 | technology demonstration |
| 1HOPSAT-TD | Hera Systems | retired | LEO | 12/11/2019 | earth observation |
| 1KUNS-PF | University of Nairobi | retired |
| LEO |
| 4/2/2018 |
| technology demonstration |
| 1-y ISZ Простейший Спутник 1 | RSC Energia | retired | LEO | 10/4/1957 | technology demonstration |
| 239Alferov 239Алфёров | Geoscan | active | LEO | 7/25/2025 | technology demonstration |
| 2-y ISZ Простейший Спутник 2 | RSC Energia | retired | LEO | 11/3/1957 | science exploration |
| 3B5GSAT | Open Cosmos | retired | LEO | 3/22/2021 | communications |
| 3Cat-1 | Universitat Politecnica de Catalunya | retired | LEO | 11/29/2018 | technology demonstration |
| 3Cat-2 | Universitat Politecnica de Catalunya | retired | LEO | 8/15/2016 | earth observation |
| 3Cat-4 | Universitat Politecnica de Catalunya | active | LEO | 7/9/2024 | technology demonstration |
| 3UCUBED-A | University of New Hampshire | active | LEO | 11/28/2025 | science exploration |
| 3-y Sovetskiy ISZ 3-я Советский ИСЗ | RSC Energia | retired | LEO | 5/15/1958 | science exploration |
| 6GStarLab | i2CAT | active | LEO | 11/28/2025 | communications |
| 82LB72 LVI-2 82ЛБ72 ЛВИ-2 | Ministry of General Machine Building | retired | suborbital | 8/4/1977 | technology demonstration |
| Aalto-1 | Aalto University | retired | LEO | 6/23/2017 | science exploration |
| Aalto-2 | Aalto University | retired | LEO | 4/18/2017 | science exploration |
| AAM | Indian Space Research Organization (ISRO) | retired | LEO | 4/23/2007 | technology demonstration |
| AATiS-OSCAR-49 | OHB | retired | LEO | 12/20/2002 | technology demonstration |
| AAU-Cubesat | Aalborg University | retired | LEO | 6/30/2003 | technology demonstration |
| AAUSAT3 | Aalborg University | retired | LEO | 2/25/2013 | communications |
| AAUSAT-4 | Aalborg University | retired | LEO | 4/25/2016 | communications |
| AAUSAT-5 | Aalborg University | retired | LEO | 8/19/2015 | communications |
| AAUSat-II | Aalborg University | retired | LEO | 4/28/2008 | science exploration |
| AauyulSat | OrbitAID | retired | suborbital | 1/12/2026 | technology demonstration |
| ABA First Runner | Azista BST Aerospace | active | LEO | 6/12/2023 | earth observation |
| ABRIXAS | German Aerospace Center (DLR) | retired | LEO | 4/28/1999 | science exploration |
| ABS-2 | ABS Global (Agility Beyond Space) | active | GEO | 2/6/2014 | communications |
| ABS-2A | ABS Global (Agility Beyond Space) | active | HEO | 6/15/2016 | communications |
| ABS-3A | ABS Global (Agility Beyond Space) | active | HEO | 3/2/2015 | communications |
| AC1-001 | BAE Systems | active | LEO | 11/28/2025 | signals intelligence |
| AC1-002 | BAE Systems | active | LEO | 11/28/2025 | signals intelligence |
| AC1-003 | BAE Systems | active | LEO | 11/28/2025 | signals intelligence |
| AC-2 Instrumentation Ring | NASA Glenn Research Center | retired | LEO | 11/27/1963 | technology demonstration |
| AC-3 Instrumentation Ring | NASA Glenn Research Center | retired | suborbital | 6/30/1964 | technology demonstration |
| Accenture-1 | Accenture | active | LEO | 11/28/2025 | earth observation |
| ACE | NASA Goddard Space Flight Center | active | cislunar | 8/25/1997 | science exploration |
| ACRIMSAT | NASA Jet Propulsion Laboratory | retired | LEO | 12/21/1999 | science exploration |
| ACRUX 1 | University of Melbourne | retired | LEO | 6/29/2019 | technology demonstration |
| ACS3 | NASA Ames Research Center | active | LEO | 4/23/2024 | technology demonstration |
| ACTS | NASA Glenn Research Center | retired | GEO | 9/12/1993 | communications |
| Ada ÑuSat 4 | Satellogic | retired | LEO | 2/2/2018 | earth observation |
| ADD-425-2 425사업 군 정찰위성 2호 | South Korean Defense Acquisition Program Administration (DAPA) | active | LEO | 4/7/2024 | earth observation |
| ADD-425-3 | South Korean Defense Acquisition Program Administration (DAPA) | active | LEO | 12/21/2024 | earth observation |
| ADD-425-4 군 정찰위성 4호기 | South Korean Defense Acquisition Program Administration (DAPA) | active | LEO | 4/22/2025 | earth observation |
| ADD-425-5 | South Korean Defense Acquisition Program Administration (DAPA) | active | LEO | 11/2/2025 | earth observation |
| ADDCUBE | NaraSpace | active | LEO | 6/23/2025 | communications |
| Aditya-L1 | Indian Space Research Organization (ISRO) | active | cislunar | 9/2/2023 | science exploration |
| ADLER-1 | Austrian Space Forum | retired | LEO | 1/13/2022 | science exploration |
| ADLER-2 | Austrian Space Forum | retired | LEO | 4/15/2023 | communications |
| ADRAS-J | Astroscale | active | LEO | 2/18/2024 | technology demonstration |