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: 14047 (of which 719 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11601.


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Name▼ Location NCA adherence
Kisseleva-Eggleton, Ludmila United States United States
Kitaeff, Vyacheslav V. Australia Australia
KITAI, Reizaburo Japan Japan
KITAMOTO , Shunji Japan Japan
Kitaura, Francisco Spain Germany
Kitchatinov, Leonid Russian Federation Russian Federation
Kitching, Thomas United Kingdom United Kingdom
Kite, Edwin S United States United States
Kitiashvili, Irina N. United States United States
Kitsionas, Spyridon China, Nanjing Germany
Kittara, Phichet Thailand Thailand
KIYOSHI , Hayashida Japan Japan
KIYOTOMO , Ichiki Japan Japan
Kiziloglu, Nilgun Turkey Turkey
Kjaergaard, Per Denmark Denmark
Kjeldsen, Hans Denmark Denmark
Kjeldseth-Moe, Olav Norway Norway
Kjurkchieva, Diana Petrova Bulgaria Bulgaria
Klacka, Jozef Slovakia Slovakia
Klahr , Hubert H. Germany Germany
Klapp, Jaime Mexico Mexico
Klein, Karl L. France France
Klein, Richard I. United States United States
Klein, Ulrich Germany Germany
Kleint, Lucia Switzerland Switzerland
Klein Wolt, Marc Netherlands Netherlands
Klement, Robert (Junior Member) United States Czech Republic
Klepczynski, William J. United States United States
Kleshchonok, Valerii Ukraine Ukraine
Klessen, Ralf S. Germany Germany
Klevas, Jonas (Junior Member) Lithuania Lithuania
Kley, Wilhelm Germany Germany
Kliem, Bernhard Germany Germany
Klimchuk, James A. United States United States
Klimenko, Viacheslav Vitalievich (Junior Member) Russian Federation Russian Federation
Klinkhamer, Frans Richard Germany Germany
Klioner, Sergei A. Germany Germany
Klochkova, Valentina G. Russian Federation Russian Federation
Klock, Benny L. United States United States
Klöckner, Hans-Rainer Germany Germany
Klocok, Lubomir Slovakia Slovakia
Klokocnik, Jaroslav Czech Republic Czech Republic
Klose, Sylvio Germany Germany
Kluska, Jacques (Junior Member) Belgium Belgium
Klutse, Nana Ama Browne Ghana Ghana
Kluźniak, Włodzimierz Poland Poland
Klvana, Miroslav Czech Republic Czech Republic
Klyuyeva, Antonina Igorivna (Junior Member) Ukraine Ukraine
Knacke, Roger F. United States United States
Knapen, Johan Hendrik Spain Spain
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