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: 13586 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11093.


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Name▼ Location NCA adherence
Kornilov, Victor G. Russian Federation Russian Federation
Kornoš, Leonard Slovakia Slovakia
Korokhin, Viktor Valentynovych Ukraine Ukraine
Korotin, Sergey Ukraine Ukraine
Korpela, Eric J. United States United States
Korsun, Alla Ukraine Ukraine
Korsun, Pavlo P. Ukraine Ukraine
Kos, Janez (Junior Member) Slovenia, the Republic of Slovenia, the Republic of
KOSAI , Hiroki Japan Japan
Koschny, Detlef V. Netherlands Netherlands
Kosek, Wiesław Poland Poland
Koshelyaevsky, Nikolay B. Russian Federation Russian Federation
Koshkin, Nikolay Ivanovich Ukraine Ukraine
Koshmak, Ihor Oleksandrovych (Junior Member) Ukraine Ukraine
Kosovichev, Alexander United States United States
Kóspál, Ágnes Hungary Hungary
Kostama, Veli-Petri Finland Finland
Kostelecký, Jan Czech Republic Czech Republic
Kostik, Roman I. Ukraine Ukraine
KOSUGI, George Japan Japan
Koten, Pavel Czech Republic Czech Republic
Kothes, Roland Josef Canada Canada
Kotilainen, Jari Finland Finland
Kotnik-Karuza, Dubravka Croatia, the Republic of Croatia, the Republic of
Kotov, Valery Ukraine Russian Federation
Kotrc, Pavel Czech Republic Czech Republic
Kotulla, Ralf C. United States United States
Kotze, Enrico Juan (Junior Member) South Africa South Africa
Kotze, Marissa M South Africa South Africa
Koubsky, Pavel Czech Republic Czech Republic
Koulouridis, Elias Greece France
Koupelis, Theo United States United States
Koutchmy, Serge France France
Kouveliotou, Chryssa United States United States
Kouwenhoven, M.B.N. (Thijs) China, Nanjing China, Nanjing
KOUZUMA, Shinjirou Japan Japan
Kovac, John M United States United States
Kovačević, Andjelka B. Serbia, Republic of Serbia, Republic of
Kovačević, Jelena Serbia, Republic of Serbia, Republic of
Kovacs, Geza Hungary Hungary
Kovács, József Hungary Hungary
Kovacs, Tamás Hungary Hungary
Koval'chuk, George U. Ukraine Ukraine
Kovalenko, Anatoly Vasilyevich Russian Federation Russian Federation
Kovalenko, Nataliya Ukraine Ukraine
Kovalev, Yuri A. Russian Federation Russian Federation
Kovalev, Yuri Y. Russian Federation Russian Federation
Kovaleva, Dana A. Russian Federation Russian Federation
Kovář, Jiří Czech Republic Czech Republic
Kovari, Zsolt Hungary Hungary
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