A map of full national members of International Astronomical Union based on IAU National Members. Interim, observer, suspended, and terminated members are excluded. National members are professional astronomical communities representing their country's affiliation with the IAU.
As of May 2023, there are 65 national members. Among others, this includes:

the Australian Academy of Science
the Chinese Astronomical Society
the French Academy of Sciences
the Indian National Science Academy
the National Academies (United States)
the National Research Foundation of South Africa
the National Scientific and Technical Research Council (Argentina)
KACST (مدينة الملك عبدالعزيز للعلوم والتقنية) (Saudi Arabia)
the Council of German Observatories
the Royal Astronomical Society (United Kingdom)
the Royal Astronomical Society of New Zealand
the Royal Swedish Academy of Sciences
the Russian Academy of Sciences
the Science Council of Japan
and many other societies, organizations and academies from sixty other countries.
This file was derived from: BlankMap-World.svg: 
Data from  www.iau.org/administration/membership/national
Rfassbind