National Space Agencies

Argentina's National Commission on Space Activities

Australian Space Research Institute

Austrian Space Agency

Bangladesh Space Research and Remote Sensing Organization

Belgian Institute for Space Aeronomy

Brazilian National Institute for Space Research

British National Space Centre

Bulgarian Aerospace Agency

Canadian Space Agency

Centre Nationale d'Etudes Spatiales

China National Space Administration

Danish Space Research Institute

European Space Agency

Finland National Technology Agency

German Space Agency

Greek Institute for Space Applications and Remote Sensing

Hungarian Space Office

Indian Space Research Organization

Indonesia: Lembaga Penerbangan dan Antariksa Nasional

Iran Space Agency

Israel Ministry of Science and Technology

Italian Space Agency

JAXA

Korea Aerospace Research Institute

Lebanon National Center for Remote Sensing

NASA

National Space Agency of Ukraine

National Space Society of Australia

Nigeria National Space Research and Development Agency

Norwegian Space Center

Pakistan Space & Upper Atmosphere Research Commission

Peru National Commission for Aerospace Research & Development

Poland Space Research Center

Portugal National Institute of Industrial Engineering and Technology

Romanian Space Agency

Russian Federal Space Agency

Saudi Arabia Space Research Institute

Scientific and Technological Research Council of Turkey

Space Research Organization Netherlands

Spain: Instituto Nacional de Técnica Aeroespacial

SubOrbital Institute

Swedish National Space Board

Swiss Space Office

Taiwan National Space Program Office

Thailand Geo-Informatics and Space Technology Development Agency