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: 12742 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12377.


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Name▼ Location NCA adherence
Ghezzi, Luan Brazil Brazil
Ghigo, Francis D. United States United States
Ghirlanda, Giancarlo Italy Italy
Ghisellini, Gabriele Italy Italy
Ghizaru, Mihai Canada Canada
Ghoneim, Rasha Mohamed Fathy Egypt Egypt
Ghoreyshi, Mohammad Reza (Junior Member) Canada Canada
Ghosh, P. India India
Ghosh, Soumavo (Junior Member) Germany Germany
Ghosh, Swarna Kanti India India
Ghosh, Tapasi United States United States
Giacani, Elsa B. Argentina Argentina
Giaccari, Ugo Gregorio Netherlands Netherlands
Giacomini, Livia Italy Italy
Giaime, Joseph A. United States United States
Giallongo, Emanuele Italy Italy
Giammichele, Noemi (Junior Member) France France
Giani, Elisabetta Italy Italy
Giannakis, Omiros Greece Greece
Giannetti, Andrea (Junior Member) Italy Italy
Gibson, Brad K. United Kingdom United Kingdom
Gibson, James United States United States
Gibson, Neale P Ireland Ireland
Gibson, Sarah United States United States
Gibson, Steven J. United States United States
Gieren, Wolfgang P. Chile Chile
Giersz, Mirosław Poland Poland
Gies, Douglas R. United States United States
Gigoyan, Kamo S. Armenia Armenia
Gilbank, David G South Africa South Africa
Gilbert, Karoline M. United States United States
Gil de Paz, Armando Spain Spain
Gilfanov, Marat R. Russian Federation Russian Federation
Gil-Hutton, Ricardo Alfredo Argentina Argentina
Gilkis, Avishai (Junior Member) Israel Israel
Gill, Michael J United Kingdom United Kingdom
Gill, Peter B. J. United Kingdom United Kingdom
Gillanders, Gerard Ireland Ireland
Gillanders, James Herbert (Junior Member) United Kingdom United Kingdom
Gillessen, Stefan Germany Germany
Gilliland, Ronald L. United States United States
Gillman, Steven Richard (Junior Member) Denmark Denmark
Gillon, Michaël Belgium Belgium
Gills, Mārtiņš Latvia Latvia
Gilman, Peter A. United States United States
Gilmore, Alan C. New Zealand New Zealand
Gilmore, Gerard F. United Kingdom United Kingdom
Gilmozzi, Roberto Germany Germany
Gil-Pons, Pilar Spain Spain
Giménez, Álvaro Spain Spain
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