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: 12786 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12412.


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Name Location▼ NCA adherence
Akalu, Shambel Sahlu (Junior Member) Ethiopia Ethiopia
Amado, Zeleke Beyoro (Junior Member) Ethiopia Ethiopia
Afanasiev, Alexandr Finland Finland
Asvestari, Eleanna Finland Finland
Abolmasov, Pavel Finland Finland
Allard, Nicole France France
Allen, Mark George France France
ANDRÉ, Philippe France France
Amodeo, Stefania (Junior Member) France France
Aulanier, Guillaume France France
Audouze, Jean France France
Alard, Christophe L. France France
Arnaud, Monique D. France France
Athanassoula, Evangelie (Lia) France France
Aussel, Herve France France
Alecian, Evelyne France France
Amram, Philippe France France
Adami, Christophe France France
Aime, Claude France France
Artzner, Guy France France
Audit, Edouard France France
Abril Melgarejo, Valentina (Junior Member) France France
Amari, Tahar France France
Aly, Jean-Jacques France France
Arlot, Jean-Eudes France France
Arias, Elisa Felicitas France France
Arenou, Frédéric France France
Aboudarham, Jean France France
Ashkar, Halim (Junior Member) France France
Auchère, Frédéric France France
Abgrall, Herve France France
Augereau, Jean-Charles France France
ANGONIN, Marie-Christine France France
Alloin, Danielle France France
Alimi, Jean-Michel A. France France
Atek, Hakim France France
Alecian, Georges France France
Allen, Bruce Germany Germany
Appenzeller, Immo Germany Germany
Angelou, George Christopher Germany Germany
Ammler-von Eiff, Matthias Germany Germany
Alvarado Gómez, Julián David (Junior Member) Germany Germany
Angelakis, Emmanouil Germany Germany
Adebahr, Björn Germany Germany
Albrecht, Rudolf Germany Germany
Andreani, Paola Michela Germany Italy
Aznar Cuadrado, Regina Germany Germany
Aladro Fernandez, Rebeca Germany Germany
Andika, Irham Taufik (Junior Member) Germany Germany
Arshakian, Tigran G. Germany Germany
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