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
Kováčová, Martina (Junior Member) Slovakia Slovakia
Kovacs, Geza Hungary Hungary
Kovács, József Hungary Hungary
Kovacs, Tamás Hungary Hungary
Koval, Artem Czech Republic Czech Republic
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. Germany Germany
Kovaleva, Dana A. Russian Federation Russian Federation
Kovář, Jiří Czech Republic Czech Republic
Kovari, Zsolt Hungary Hungary
Kovetz, Attay Israel Israel
Kovlakas, Konstantinos (Junior Member) Spain Spain
Kovtyukh, Valery V. Ukraine Ukraine
KOYAMA, Katsuji Japan Japan
KOYAMA, Yasuhiro Japan Japan
Koza, Julius Slovakia Slovakia
Kozak, Lyudmyla Volodimirivna Ukraine Ukraine
Kozak, Pavlo Mykolayovych Ukraine Ukraine
Kozakis, Thea (Junior Member) Denmark Denmark
Kozarev, Kamen Asenov Bulgaria Bulgaria
KOZASA, Takashi Japan Japan
Kozlovsky, Ben Z. Israel Israel
Kozlowski, Szymon Poland Poland
Kozma, Cecilia A. Sweden Sweden
Kraan-Korteweg, Renée C. South Africa South Africa
Krabbe, Alfred B. Germany Germany
Krabbe, Angela Cristina Brazil Brazil
Kraft, Ralph Porter United States United States
Krafton, Kelsie M (Junior Member) United States United States
Krajnović, Davor Germany Germany
Kramer, Busaba Hutawarakorn Germany Thailand
Kramer, Georgiana Y United States United States
Kramer, Michael Germany Germany
Kramer, William A United States United States
Kramida, Alexander United States United States
Krasinski, Andrzej Poland Poland
Krasna, Hana Austria Austria
Kraus, Alexander Germany Germany
Kraus, Michaela Czech Republic Czech Republic
Kraus, Stefan United States United States
Krause, Marita Germany Germany
Krause, Martin Gustav Heinrich United Kingdom United Kingdom
Krautter, Joachim Germany Germany
Kravchuk, Sergei Ukraine Ukraine
Kravtsov, Ihor (Junior Member) Ukraine Ukraine
Kreckel, Kathryn Germany Germany
Kreiner, Jerzy M. Poland Poland
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