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
De Bernardis, Paolo Italy Italy
Dallacasa, Daniele Italy Italy
De Somma, Giulia (Junior Member) Italy Italy
DOBASHI , Kazuhito Japan Japan
DOTANI, Tadayasu Japan Japan
DAISHIDO , Tsuneaki Japan Japan
DOI, Mamoru Japan Japan
DEMURA, Hirohide Japan Japan
DAISUKE, Iono Japan Japan
Denissyuk, Eduard Kazakhstan Kazakhstan
Dubovichenko, Sergey Borisovich Kazakhstan Kazakhstan
Drazdauskas, Arnas (Junior Member) Lithuania Lithuania
de la Fuente Acosta, Eduardo Mexico Mexico
Delgado Inglada, Gloria I. Mexico Mexico
de Diego Onsurbe, Jose Antonio Mexico Mexico
De Colle, Fabio Mexico Mexico
Dultzin-Hacyan, Deborah Mexico Mexico
Daassou, Ahmed (Junior Member) Morocco Morocco
Darhmaoui, Hassan Morocco Morocco
Davids, Hambeleleni (Junior Member) Namibia South Africa
Dayal, Pratika Netherlands Netherlands
Desert, Jean-Michel Netherlands Netherlands
de Plaa, Jelle Netherlands Netherlands
De Blok, Erwin Netherlands Netherlands
De Marchi, Guido Netherlands Netherlands
de Koter, Alex Netherlands Netherlands
Dominik, Carsten Netherlands Netherlands
Dempsey, Jessica Tui Netherlands United States
Dobos, Vera (Junior Member) Netherlands Hungary
de Zeeuw, Pieter T. Netherlands Netherlands
de Bruijne, Jos H.J. Netherlands Netherlands
de Jong, Teije Netherlands Netherlands
de Boer, Jozua (Junior Member) Netherlands Netherlands
den Herder, Jan-Willem Netherlands Netherlands
Degenaar, Nathalie D Netherlands Netherlands
Deul, Erik R. Netherlands Netherlands
de Lange, Gert Netherlands Netherlands
Dodd, Richard J. New Zealand New Zealand
Diaz Baso, Carlos José (Junior Member) Norway Sweden
de Jorge Henriques, Vasco Manuel (Junior Member) Norway Norway
Dahle, Håkon Norway Norway
Deocaris, Custer C. Philippines Philippines
Dybczynski, Piotr A. Poland Poland
Drożyner, Andrzej Poland Poland
Demiański, Marek Poland Poland
Dąbrowski, Bartosz Poland Poland
Dimitrov, Wojciech Poland Poland
Donevski, Darko (Junior Member) Poland Poland
Daszynska-Daszkiewicz, Jadwiga Poland Poland
da Costa, António Armando Armando Portugal Portugal
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