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: 12769 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12400.


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Name Location▼ NCA adherence
Brown, Anthony G.A. Netherlands Netherlands
Bleeker, Johan A.M.Ir. Netherlands Netherlands
Bouwens, Rychard J Netherlands Netherlands
Bartosch Caminha, Gabriel (Junior Member) Netherlands Netherlands
Bertone, Gianfranco Netherlands Netherlands
Bassa, Cornelis Gerrit Netherlands Netherlands
Boonstra, Albert J Netherlands Netherlands
Bilous, Anna Netherlands Netherlands
Bontekoe, Romke Netherlands Netherlands
Begeman, Kor G. Netherlands Netherlands
Baneke, David M. Netherlands Netherlands
Benkhoff, Johannes Josef Netherlands Netherlands
Bannister, Michele T New Zealand New Zealand
Bray, John C (Junior Member) New Zealand New Zealand
Bond, Ian A. New Zealand New Zealand
Budding, Edwin New Zealand New Zealand
Baggaley, William J. New Zealand New Zealand
Brynildsen, Nils Norway Norway
Brekke, Pål O.L. Norway Norway
Bilicki, Maciej Poland Poland
Biesiada, Marek Ryszard Poland Poland
Breiter, Sławomir Poland Poland
Berlicki, Arkadiusz Poland Poland
Bulik, Tomasz Poland Poland
Bejger, Michał Stanisław Poland Poland
Bzowski, Maciej Poland Poland
Brzeziński, Aleksander Poland Poland
Bartkiewicz, Anna Poland Poland
Boula, Styliani (Junior Member) Poland Poland
Bajtlik, Stanisław Poland Poland
Bartczak, Przemysław Pawel Poland Poland
Bąk-Stęślicka, Urszula Poland Poland
Bazot, Michael Portugal Portugal
Braga da Costa Campos, L. M. Portugal Portugal
Brandão, Isa M. Portugal Portugal
Breda, Iris Pereira (Junior Member) Portugal Portugal
Buitrago, Fernando Portugal Portugal
Barbosa, Domingos Portugal Portugal
Brinchmann, Jarle Portugal Portugal
Bonifácio, Vitor Hugo da Rosa Portugal Portugal
Barros, Susana Cristina Cabral de Portugal Portugal
Besliu-Ionescu, Diana Romania Romania
Boata, Remus Stefan Romania Romania
Boaca, Ioana Lucia Romania Romania
Barbosu, Mihail Romania Romania
Boldea, Afrodita Liliana Romania Romania
Blaga, Cristina O. Romania Romania
Badescu, Octavian Mihai Romania Romania
Burs, Lucian Romania Romania
Birlan, Mirel I. Romania Romania
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