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 2015 and 2020 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 and Junior 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 3 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.

For gender statistics click here.

Total number of IAU Individual and Junior members: 12446 (of which 1084 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12117.


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Name Location NCA adherence▼
Arkhipova, Vera P. Russian Federation Russian Federation
Arkharov, Arkadij A. Russian Federation Russian Federation
Antokhin, Igor I. Russian Federation Russian Federation
Antokhina, Eleonora A. Russian Federation Russian Federation
Alekseev, Ilya Yurievich Russian Federation Russian Federation
Altyntsev, Alexandre T. Russian Federation Russian Federation
Al-Mostafa, Zaki A. Saudi Arabia Saudi Arabia
Almleaky, Yasseen Saudi Arabia Saudi Arabia
Angelov, Trajko Serbia, Republic of Serbia, Republic of
Arbutina, Bojan R. Serbia, Republic of Serbia, Republic of
Atanackovic, Olga M. Serbia, Republic of Serbia, Republic of
Abebe, Amare South Africa South Africa
Andrianomena, Hagatiana Sambatra (Junior Member) South Africa South Africa
Allie, Muhammad Saalih South Africa South Africa
Alvarez, Pedro Spain Spain
Andrade, Manuel Spain Spain
Abia, Carlos A. Spain Spain
Arregui, Inigo Spain Spain
Altieri, Bruno G.M. Spain Spain
Agís González, Beatriz (Junior Member) Spain Spain
Armas Padilla, Montserrat Spain Spain
Alfaro, Emilio Javier Spain Spain
Aparicio, Antonio Spain Spain
Alonso Sobrino, Roi Spain Spain
Atrio Barandela, Fernando Spain Spain
Alonso-Herrero, Almudena Spain Spain
Aloy, Miguel Ángel Spain Spain
Aldaya, Victor Spain Spain
Alcolea, Javier Spain Spain
Akhlaghi, Mohammad (Junior Member) Spain Spain
Amado, Pedro J. Spain Spain
Azulay Romero, Rebecca (Junior Member) Spain Spain
Argüeso, Francisco Spain Spain
Allende Prieto, Carlos Spain Spain
Armano, Michele Netherlands Spain
Audibert, Anelise (Junior Member) Spain Spain
Alberdi, Antonio Spain Spain
Abad Medina, Alberto J. Spain Spain
Acosta Pulido, Jose A. Spain Spain
Anglada, Guillem Spain Spain
Agudo, Ivan Spain Spain
Arribas Mocoroa, Santiago Spain Spain
Ayala-Gomez, Adrián (Junior Member) Spain Spain
Ascasibar, Yago Spain Spain
Adamo, Angela Sweden Sweden
Arnadottir, Anna S. Sweden Sweden
Agertz, Oscar Sweden Sweden
Amanullah, Rahman Sweden Sweden
Aalto, Susanne E. Sweden Sweden
Andrews, Holly M (Junior Member) Sweden Sweden
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