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▼
Babayev, Elchin S. Azerbaijan, Republic of Azerbaijan, Republic of
Berghmans, David Belgium Belgium
Burger, Marijke Belgium Belgium
Briquet, Maryline Belgium Belgium
Bruyninx, Carine Belgium Belgium
Baes, Maarten Belgium Belgium
Bechet, Sabrina Belgium Belgium
Blommaert, Joris A.D.L. Belgium Belgium
Blomme, Ronny Belgium Belgium
Buitink, Stijn Belgium Belgium
Biémont, Emile Belgium Belgium
Boechat-Roberty, Heloisa M. Brazil Brazil
Bonatto, Charles J. Brazil Brazil
Barbuy, Beatriz Brazil Brazil
Braga Ribas, Felipe Brazil Brazil
Barres de Almeida, Ulisses Brazil Brazil
Belloni, Diogo (Junior Member) Brazil Brazil
Bruch, Albert Brazil Brazil
Baptista, Raymundo Brazil Brazil
Barbosa, Cassio Leandro Dal Ri Brazil Brazil
Braga, João Brazil Brazil
Bortoletto, Alexandre Emmanuel Brazil Brazil
Borges Fernandes, Marcelo Brazil Brazil
Bueno de Camargo, Julio Ignacio Brazil Brazil
Barbosa, Carlos Eduardo (Junior Member) Brazil Brazil
Belcheva, Maya Kirilova Bulgaria Bulgaria
Bojurova, Eva Stefanova Bulgaria Bulgaria
Boneva, Daniela Vasileva Bulgaria Bulgaria
Bozhilov, Vladimir Veselinov Bulgaria Bulgaria
Borisov, Borislav Stanishev Bulgaria Bulgaria
Bonev, Tanyu Bulgaria Bulgaria
Bachev, Rumen S. Bulgaria Bulgaria
Brassard, Pierre Canada Canada
Blumer, Harsha United States Canada
Bond, John Richard Canada Canada
Bishop, Roy Lovitt Canada Canada
Beaulieu, Sylvie F. Canada Canada
Barmby, Pauline Canada Canada
Bohlender, David Allan Canada Canada
Bietenholz, Michael F Canada Canada
Bartel, Norbert Harald Canada Canada
Brown, Peter Gordon Canada Canada
Balogh, Michael L. Canada Canada
Blouin, Simon (Junior Member) Canada Canada
Boley, Aaron C. Canada Canada
Bastien, Pierre Canada Canada
Borra, Ermanno F. Canada Canada
Brown, Toby (Junior Member) Canada Canada
Bergeron, Pierre Canada Canada
Bignell, R. Carl Canada Canada
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