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 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: 14106 (of which 719 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11606.


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Name Location NCA adherence▼
Hui bon Hoa, Alain France France
Heudier, Jean-Louis France France
Hochedez, Jean-François E. France France
Humphries, Colin M. France France
Hestroffer, Daniel France France
Hennebelle, Patrick France France
Heydari-Malayeri, Mohammad France France
Halbwachs, Jean-Louis France France
Hayli, Abraham France France
Hubert-Delplace, Anne-Marie France France
Haubois, Xavier Chile France
Hadamcik, Edith France France
Herpin, Fabrice France France
Hassler, Donald M. United States France
Hameury, Jean-Marie France France
Hébrard, Guillaume France France
Hugot, Emmanuel H. France France
Huertas-Company, Marc France France
Haywood, Misha France France
Horn, Martin Erik Germany Germany
Haas, Martin F. Germany Germany
Hildebrandt, Joachim Germany Germany
Hilker, Michael Germany Germany
Hünsch, Matthias Germany Germany
Hammer, Reiner Germany Germany
Herrmann, Dieter B. Germany Germany
Hambaryan, Valeri V. Germany Germany
Hamann, Wolf-Rainer Germany Germany
Halevin, Alexandros V. Germany Germany
Homeier, Derek Germany Germany
Heinkelmann, Robert Germany Germany
Hummel, Christian Germany Germany
Hubrig, Swetlana Germany Germany
Hatzes, Artie P. Germany Germany
Hering, Roland Germany Germany
Hopp, Ulrich Germany Germany
Hahn, Gerhard J. Germany Germany
Hofmann, Wilfried Germany Germany
Héraudeau, Philippe Germany Germany
Hummel, Wolfgang Germany Germany
Hartogh, Paul Germany Germany
Hagen, Hans-Juergen Germany Germany
Haerendel, Gerhard Germany Germany
Hempelmann, Alexander M. Germany Germany
Hessman, Frederic Victor Germany Germany
Haefner, Reinhold Germany Germany
Hänel, Andreas Germany Germany
Hoffmann, Susanne M (Junior Member) Germany Germany
Harris, Alan William Germany Germany
Hempel, Marc Germany Germany
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