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
KENTARO , Matsuda Japan Japan
Kentischer, Thomas Germany Germany
Kenworthy, Matthew A Netherlands Netherlands
Kenyon, Scott J. United States United States
Kepler, S. O. Brazil Brazil
Keppens, Rony Belgium Belgium
Kerber, Florian Germany Germany
Kereszturi, Akos Hungary Hungary
Kerins, Eamonn John United Kingdom United Kingdom
Kern, Pierre Y. France France
Kero, Johan Sweden Sweden
Kerschbaum, Franz Austria Austria
Kervella, Pierre France France
Kerzendorf, Wolfgang Germany Germany
Keshet, Uri Israel Israel
Keskin, Varol Turkey Turkey
Kessler, Martin Francis Spain Spain
Kesteven, Michael J. Australia Australia
Keto, Eric R United States United States
Kewley, Lisa J Australia Australia
Keyes, Charles (Tony) D. United States United States
Khabarova, Olga V. Russian Federation Russian Federation
Khabibullin, Ildar (Junior Member) Russian Federation Russian Federation
Khaibrakhmanov, Sergey Alexandrovich Russian Federation Russian Federation
Khaikin, Vladimir Borisovich Russian Federation Russian Federation
Khalack, Viktor Canada Canada
Khamitov, Irek M. Turkey Turkey
Khamroev, Umedzhon (Junior Member) Tajikistan Tajikistan
Khan, Fazeel Mahmood Pakistan AA-Country unknown
Khan, J I United Kingdom United Kingdom
Khanna, Ramon Germany Germany
Kharb, Preeti India India
Kharchenko, Nina Ukraine Ukraine
Khare, Pushpa India India
KHASAWNEH, Awni Jordan Jordan
Khattab, El Amira Hend Said Egypt Egypt
Khmil, Sergiy V. Ukraine Ukraine
Khoda, Oleg Ukraine Ukraine
Khodachenko, Maxim L. Austria Austria
Kholshevnikov, Konstantin V. Russian Federation Russian Federation
KholtYgin, Alexander F. Russian Federation Russian Federation
Khomenko, Elena Spain Spain
Khoperskov, Sergey Alexandrovich Russian Federation Russian Federation
Khoptar, Alina (Junior Member) Ukraine Ukraine
Khosroshahi, Habib G. Iran, Islamic Rep of Iran, Islamic Rep of
Khovritchev, Maxim Yurievitch Russian Federation Russian Federation
Khumlemlert, Thiranee Thailand Thailand
Kiasatpour, Ahmad Iran, Islamic Rep of Iran, Islamic Rep of
Kibblewhite, Edward United States United States
Kidger, Mark R. Spain Spain
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