| Argentina | CONAE | National Commission for Space Activities
Comisión Nacional de Actividades Espaciales |
| Australia | ASRI | Australian Space Research Institute |
| Austria | ALR | Austrian Aeronautics and Space Agency |
| Bangladesh | SPARRSO | Bangladesh Space Research and Remote Sensing Organization |
| Belgium | | Belgian Institute for Space Aeronomy |
| Bolivia | ABE | Agencia Boliviana Espacial |
| Brazil | INPE | National Institute for Space Research
Instituto Nacional de Pesquisas Espaciais |
| Brazil | AEB | Brazilian Space Agency
Agência Espacial Brasileira |
| Bulgaria | | Bulgarian Space Research Institute |
| Canada | CSA | Canadian Space Agency |
| China | CNSA | China National Space Administration |
| Czech Rep. | | Czech Space Office |
| Denmark | DSRI | Danish National Space Institute |
| European Union | ESA | European Space Agency |
| France | CNES | French Space Agency
Centre National d'Etudes Spatiales |
| Germany | DLR | German Space Agency
Deutschen Zentrum fur Luft- und Raumfahrt |
| Greece | IAASARS | Institute for Astronomy, Astrophysics, Space Applications and Remote Sensing |
| Hungary | HSO | Hungarian Space Office |
| India | ISRO | Indian Space Research Organisation |
| International | APRSAF | Asia-Pacific Regional Space Agency Forum |
| Israel | ISA | Israel Space Agency |
| Italy | ASI | Italian Space Agency
Agenzia Spaziale Italiana |
| Japan | JAXA | Japan Aerospace Exploration Agency |
| Korea-South | KARI | Korea Aerospace Research Institute |
| Malaysia | MYSA | Malaysian Space Agency |
| Mexico | AEM | Agencia Espacial Mexicana |
| Netherlands | SRON | Netherlands Institute for Space Research |
| New Zealand | | New Zealand Space Agency |
| Norway | NSC | Norwegian Space Centre
Norsk Romsenter |
| Pakistan | SUPARCO | Pakistan Space and Upper Atmosphere Research Commission |
| Peru | CONIDA | Space Agency of Peru
Comisión Nacional de Investigación y Desarrollo Aeroespacial |
| Philippines | PAGASA | Philippine Atmospheric, Geophysical and Astronomical Services Administration |
| Poland | CBK | Polish Space Research Centre (Centrum Badań Kosmicznych) |
| Romania | ROSA | Romanian Space Agency |
| Russia | Roscosmos | Russian State Space Corporation |
| Singapore | CRISP | Centre for Remote Imaging, Sensing and Processing |
| South Africa | SANSA | South African National Space Agency |
| Spain | INTA | National Institute for Aerospace Technology
Instituto Nacional de Tecnica Aeroespacial |
| Sweden | SSC | Swedish Space Corporation |
| Switzerland | SSO | Swiss Space Center |
| Thailand | GISTDA | Geo-Informatics and Space Technology Development Agency |
| U.K. | BNSC | UK Space Agency |
| USA | NASA | National Aeronautics and Space Administration |
| Ukraine | SSAU | State Space Agency of Ukraine |
| United Arab Emirates | | UAE Space Agency
فضاء.امارات |
| United Nations | UNOOSA | United Nations Office for Outer Space Affairs |
