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
Giménez de Castro, Carlos Guillermo Brazil Brazil
Ginzburg, Sivan Israel Israel
Gioia, Isabella M. Italy Italy
Gionti, Gabriele Vatican City State Vatican City State
Giordano, Claudia M. Argentina Argentina
Giorgi, Edgard Ervar Argentina Argentina
Giorgini, Jon United States United States
Giovanardi, Carlo Italy Italy
Giovane, Frank Joseph United States United States
Giovannelli, Franco Italy Italy
Giovannini, Gabriele Italy Italy
Girard, Julien H. V. United States United States
Girardi, Leo A. Italy Italy
Girardi, Marisa Italy Italy
Giridhar, Sunetra India India
Giroletti, Marcello Italy Italy
Gislen, Lars Sweden Sweden
Gitti, Myriam Italy Italy
Gittins, Fabian (Junior Member) United Kingdom United Kingdom
Giuliatti Winter, Silvia M. Brazil Brazil
Giuppone, Cristian Andrés Argentina Argentina
Gizis, John E. United States United States
Gizon, Laurent Germany Germany
Gkolias, Ioannis (Junior Member) Italy Greece
Glagolevskij, Yurij V. Russian Federation Russian Federation
Glasner, Shimon Ami Israel Israel
Glaspey, John W. United States United States
Glass, Ian S. South Africa South Africa
Glatzmaier, Gary A. United States United States
Glawion, Dorit Germany Germany
Glazebrook, Karl Australia Australia
Glazunova, Ljudmila Ukraine Ukraine
Glebova, Nina I. Russian Federation Russian Federation
Gledhill, Timothy M. United Kingdom United Kingdom
Gleisner, Hans Denmark Denmark
Glindemann, Andreas Germany Germany
Glinski, Robert J. United States United States
Globus, Noemie (Junior Member) Israel Israel
Glover , Simon C. O. Germany Germany
Glushkova, Elena V. Russian Federation Russian Federation
Gnedin, Oleg Yurievich United States United States
Gobrecht, David (Junior Member) Belgium Belgium
Goddi, Ciriaco Netherlands Netherlands
Godfrey, Paige Alexis (Junior Member) United States United States
Godlowski, Włodzimierz Poland Poland
Godon, Patrick United States United States
Godoy Rivera, Diego (Junior Member) Spain Spain
Godwin, Jon Gunnar United Kingdom United Kingdom
Goedhart, Sharmila South Africa South Africa
Goessl, Claus A Germany Germany
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