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 2014 and 2019 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 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 10 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.

Total number of IAU Individual and Junior members: 13647 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11115.


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Name Location▼ NCA adherence
Hafizi, Mimoza Albania Albania
Hagele, Guillermo Federico Argentina Argentina
Hakobyan, Artur A. Armenia Armenia
Hakopian, Susanna Avetis Armenia Armenia
Harutyunian, Haik Avag Armenia Armenia
Harutyunyan, Arus (Junior Member) Armenia Armenia
Hakobyan (Akopian), Ashot Armenia Armenia
Hobbs, George Australia Australia
Hotan, Aidan W. Australia Australia
Hamacher, Duane W. Australia Australia
Horiuchi, Shinji Australia Australia
Harvey-Smith, Lisa Australia Australia
Haynes, Raymond F. Australia Australia
Heald, George H Australia Australia
Hurley, Jarrod R. Australia Australia
Hunstead, Richard W. Australia Australia
Haynes, Roslynn Australia Australia
Hopkins, Andrew M. Australia Australia
Hughes, Stephen W. Australia Australia
Humble, John Edmund Australia Australia
Heger, Alexander Australia Australia
Horner, Jonathan Anthony Australia Australia
Huynh, Minh Tieu Australia Australia
Horton, Anthony John Australia Australia
Hollow, Robert Paul Australia Australia
Hall, Peter J. Australia Australia
Howell, Eric J Australia Australia
Hanslmeier, Arnold Austria Austria
Hartl, Herbert Austria Austria
Haubold, Hans J. Austria Austria
Hensler, Gerhard Austria Austria
Hron, Josef Austria Austria
Houziaux, Leo Belgium Belgium
Heynderickx, Daniel Belgium Belgium
Hutsemekers, Damien Belgium Belgium
Hensberge, Herman Brazil Brazil
Hetem Jr., Annibal Brazil Brazil
Houde, Martin Canada Canada
Hudson, Michael J. Canada Canada
Hube, Douglas P. Canada Canada
Hutchings, John B. Canada Canada
Hesser, James E. Canada Canada
Henriksen, Richard N. Canada Canada
Heyl, Jeremy Samuel Canada Canada
Hanna, David Scott Canada Canada
Harris, William E. Canada Canada
Hawkes, Robert Lewis Canada Canada
Hanes, David A. Canada Canada
Hajian, Arsen R. Canada Canada
Harris, Gretchen L.H. Canada Canada
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