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: 12757 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12385.


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Name Location▼ NCA adherence
Khoodairy, Sara Said (Junior Member) Egypt Egypt
Kamal, Fouad Youssef Egypt Egypt
Kamel, Tarek Mahmoud (Junior Member) Egypt Egypt
Kahil, Magd Elias Egypt Egypt
Kolka, Indrek Estonia Estonia
Kumssa, Gemechu Muleta (Junior Member) Ethiopia Ethiopia
Koldobskiy, Sergey A. Finland Finland
Kostama, Veli-Petri Finland Finland
Koivisto, Tomi Sebastian Finland Finland
Kuncarayakti, Hanindyo Finland Finland
Kankare, Erkki Finland United Kingdom
Katajainen, Seppo J. Finland Finland
Kilpua, Emilia Finland Finland
Koljonen, Karri I. I. Finland Finland
Karttunen, Hannu Finland Finland
Kajava, Jari Juha Eemeli Finland Finland
Kotilainen, Jari Finland Finland
Kunth, Daniel Roger France France
Kern, Pierre Y. France France
Krim, Lahouari France France
Kahane, Claudine France France
Koechlin, Laurent France France
Knödlseder, Jürgen France France
Krikorian, Ralph France France
Kretzschmar, Matthieu France France
Katz, David A. France France
Kervella, Pierre France France
Klein, Karl L. France France
Kebe, Fatoumata (Junior Member) France France
Kurtanidze, Omar M. Georgia Georgia
Kulijanishvili, Vazha Georgia Georgia
Kochiashvili, Nino Georgia Georgia
Knapp, Johannes Germany Germany
Kelz, Andreas Germany Germany
Krause, Marita Germany Germany
Klöckner, Hans-Rainer Germany Germany
Kromer, Markus Germany Germany
Korhonen, Heidi H. Germany Denmark
Kuntschner, Harald Germany Germany
Kamphuis, Peter Germany Germany
Karuppusamy, Ramesh Germany Germany
Kauffmann, Guinevere A.M. Germany Germany
Kiefer, René (Junior Member) Germany Germany
Kuiper, Rolf Germany Germany
Kollatschny, Wolfram Germany Germany
Kerber, Florian Germany Germany
Krüger, Harald Germany Germany
Kruk, Sandor (Junior Member) Germany Netherlands
Klahr , Hubert H. Germany Germany
Kovalev, Yuri Y. Germany Germany
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