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: 12754 (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
Cellone, Sergio Aldo Argentina Argentina
Cardaci, Monica Argentina Argentina
Cincotta, Pablo M. Argentina Argentina
Cremades Fernandez, María Hebe Argentina Argentina
Calderón, Jesús Argentina Argentina
Cruzado, Alicia Argentina Argentina
Claria, Juan Argentina Argentina
Colazo, Marcelo Eduardo Argentina Argentina
Córsico, Alejandro Hugo Argentina Argentina
Corti, Mariela Mariela Alejandra Argentina Argentina
Correa-Otto, Jorge Alfredo Argentina Argentina
Combi, Jorge A. Argentina Argentina
Cora, Sofia A. Argentina Argentina
Cichowolski, Silvina Argentina Argentina
Cañada Assandri, Marcela I. Argentina Argentina
Cécere, Mariana Andrea Argentina Argentina
Camino, Nestor Eduardo Argentina Argentina
Cidale, Lydia Sonia Argentina Argentina
Castelletti, Gabriela Argentina Argentina
Cionco, Rodolfo Gustavo Argentina Argentina
Coldwell, Georgina Argentina Argentina
Cabello, Iballa Argentina Argentina
Crighton, Neil Hugh Australia Australia
Crocker, Roland M. Australia Australia
Campbell, Simon Wattana Australia Australia
Cameron, Andrew David (Junior Member) Australia Australia
Cairns, Iver H. Australia Australia
Cunningham, Maria R. Australia Australia
Cram, Lawrence Edward Australia Australia
Cluver, Michelle E. Australia Australia
Carter, Bradley Darren Australia Australia
Cooke, Jeff Australia Australia
Croom, Scott M. Australia Australia
Cane, Hilary V. Australia Australia
Cole, Andrew Alexander Australia Australia
Casagrande, Luca Australia Australia
Colless, Matthew Australia Australia
Cowley, Michael James (Junior Member) Australia Australia
Cannon, Russell David Australia Australia
Couch, Warrick John Australia Australia
Cally, Paul S. Australia Australia
Crawford, Evan Johnston Australia Australia
Calabretta, Mark R. Australia Australia
Clay, Roger Australia Australia
Cortese, Luca Australia Australia
Croton, Darren John Australia Australia
Catinella, Barbara Australia Australia
Caldu Primo, Anahi Austria Austria
Callebaut, Dirk K. Belgium Belgium
Clette, Frederic Belgium Belgium
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