Individual and Junior Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Junior scientists who have completed their PhD studies between 2014 and 2019 and who are in the initial phase of the career of a professional researcher in some branch of astronomy or a related field may be admitted to the Union by the Executive Committee as Junior Members, for a period not exceeding 6 years.

Individual Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 10 years will be removed from the IAU lists.

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

Total number of IAU Individual and Junior members: 13645 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11113.


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Name Location▼ NCA adherence
Armano, Michele Spain Spain
Aloy, Miguel Ángel Spain Spain
Aparicio, Antonio Spain Spain
Abia, Carlos A. Spain Spain
Azulay Romero, Rebecca (Junior Member) Spain Spain
Axelsson, Magnus Sweden Sweden
Amanullah, Rahman Sweden Sweden
Adamo, Angela Sweden Sweden
Askar, Abbas (Junior Member) Sweden Sweden
Aalto, Susanne E. Sweden Sweden
Andersen, Torben E. Sweden Sweden
Ardeberg, Arne L. Sweden Sweden
Agertz, Oscar Sweden Sweden
Audard, Marc Switzerland Switzerland
Afram, Nadine Switzerland Switzerland
Altwegg, Kathrin Switzerland Switzerland
Alsina Ballester, Ernest (Junior Member) Switzerland Switzerland
ALIBERT, Yann Switzerland Switzerland
Alassiry, Muhammed Hamdi Syrian Arab Republic Syrian Arab Republic
Asadi, Imad (Junior Member) Syrian Arab Republic Syrian Arab Republic
Asanok, Kitiyanee Thailand Thailand
Aungwerojwit, Amornrat Thailand Thailand
Awiphan, Supachai (Junior Member) Thailand Thailand
Aslan, Zeki Turkey Turkey
Atac, Tamer Turkey Turkey
Akyuz, Aysun Turkey Turkey
Alis, Sinan Turkey Turkey
Alpar, Mehmet Ali Turkey Turkey
AFŞAR, Melike Turkey Turkey
AK, Tansel Turkey Turkey
AK, Serap Turkey Turkey
Antonyuk, Kirill Ukraine Russian Federation
Andronov, Ivan L. Ukraine Ukraine
Alexandrov, Alexander N. Ukraine Ukraine
Andrievsky, Sergei M. Ukraine Ukraine
Apunevych, Stepan Yevheniyovych Ukraine Ukraine
Akhmetov, Volodymyr Sabirdjanovich Ukraine Ukraine
Asa'd, Randa S. United Arab Emirates United Arab Emirates
Al-Naimiy, Hamid M.K. United Arab Emirates United Arab Emirates
Aarseth, Sverre J. United Kingdom United Kingdom
Almaini, Omar United Kingdom United Kingdom
ANTOLIN, Patrick United Kingdom United Kingdom
Avison, Adam Matthew United Kingdom United Kingdom
Anugu, Narsireddy (Junior Member) United Kingdom United Kingdom
Asher, David J. United Kingdom United Kingdom
Allan, Alasdair United Kingdom United Kingdom
Ade, Peter A.R. United Kingdom United Kingdom
Argo, Megan United Kingdom United Kingdom
Argyle, Robert William United Kingdom United Kingdom
Aggarwal, Kanti M United Kingdom United Kingdom
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