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: 12755 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name Location NCA adherence▼
Beckmann, Volker France France
Bonnet-Bidaud, Jean-Marc France France
Barban, Caroline France France
Bonfils, Xavier France France
Boulanger, Francois France France
Bourda, Geraldine France France
Bergeat, Jacques Georges France France
Bacon, Roland France France
Berta, Stefano France France
Bouchet, Patrice Jean Emmanuel France France
Balkowski, Chantal France France
Belkacem, Kevin France France
Bouchet, François R. France France
Bizouard, Christian France France
Balmino, Georges G. France France
Bonnarel, Francois France France
Barucci, Maria A. France France
Boër, Michel France France
Blondin, Stéphane Chile France
Bonneau, Daniel France France
Bonazzola, Silvano France France
Bendjoya, Philippe France France
Boily, Christian M. France France
Bertrand, Tanguy France France
Bergeron, Jacqueline A. France France
Ben-Jaffel, Lofti France France
Blanchard, Alain France France
Berruyer-Desirotte, Nicole France France
Beaulieu, Jean-Philippe R. France France
Biver, Nicolas France France
Bezard, Bruno G. France France
Beuzit, Jean-Luc France France
Berthier, Jerôme France France
Basa, Stephane France France
Bertout, Claude France France
Bonnet, Roger Maurice France France
Baillie, Kevin France France
Bienaymé, Olivier France France
Boissier, Samuel France France
Bougeret, Jean-Louis Henry France France
Barwig, Heinz Germany Germany
Boller, Thomas Germany Germany
Bauswein, Andreas Germany Germany
Basu, Aritra (Junior Member) Germany Germany
Bonaccini, Domenico Germany Germany
Bastian, Ulrich Germany Germany
Böhringer, Hans Germany Germany
Belloche, Arnaud Germany Germany
Botzler, Christine S. Germany Germany
Burkert, Andreas Michael Germany Germany
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