Astronomy & Space

Associations
American Association of Variable Star Observers
American Astronomical Society
American Meteor Society
Antique Telescope Society
Armenian Astronomical Society
Association for Astronomy Education
Association of Lunar and Planetary Observers
Astronomical League
Astronomical Society of Australia
Astronomical Society of South Australia
Astronomical Society of the Pacific
Astronomischen Gesellschaft
Austrian Society for Astronomy and Astrophysics
British Astronomical Society
Bulgarian Astronomical Society
Canadian Astronomical Society
Canadian Space Agency
Czech Astronomical Society
Euroasian Astronomical Society
European Association for Astronomy Education
European Astronomical Society
European Space Agency
Federation of Astronomical Societies
Hawaiian Astronomical Society
Hellenic Astronomical Society
International Association for Astronomical Studies
International Association of Geodesy
International Astronomical Union (IAU)
International Dark-Sky Association
International Outer Planet Watch
International Meteor Organization
International Occultation Timing Association
International Planetarium Society
International Supernovae Network
Irish Astronomical Society
Mars Society
Meteoritical Society
Moon Society
Nederlandse Astronomenclub
North American Meteor Network
Planetary Society
Polaris Observatory Association
Polskie Towarzystwo Astronomiczne
Royal Astronomical Society
Royal Astronomical Society of Canada
Royal Astronomical Society of New Zealand
Russian Federal Space Agency
SETI League
Sociedad Española de Astronomía
Sociedade Portuguesa de Astronomia
Società Astronomica Italiana
Société Française des Spécialistes d’Astronomie
Society for Popular Astronomy
Society for the History of Astronomy
Society of Amateur Radio Astronomers
Society of Astronomers of Serbia
Swiss Society for Astrophysics and Astronomy
Turkish Astronomical Society
Von Braun Astronomical Society
Webb Society