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: 12754 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name▼ Location NCA adherence
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
Khalaf, Salman Zaidan Iraq Iraq
Khalafinejad, Sara (Junior Member) Germany Germany
Khalil, Shaaban Said Egypt Egypt
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
khangale, Zwidofhelangani Ndamulelo (Junior Member) South Africa South Africa
Khanna, Ramon Germany Germany
Khanna, Shourya (Junior Member) Italy Italy
Kharb, Preeti India India
Kharchenko, Nina Ukraine Ukraine
Khare, Pushpa India India
Kharinov, Mikhail Alexandrovich Russian Federation Russian Federation
Khasawneh, Awni Mohammad Jordan Jordan
Khattab, El Amira Hend Said Egypt Egypt
Khatun, Rubinur (Junior Member) Norway Norway
Khetan, Nandita (Junior Member) Denmark Denmark
Khoda, Oleg Ukraine Ukraine
Khodachenko, Maxim L. Austria Austria
KholtYgin, Alexander F. Russian Federation Russian Federation
Khomenko, Elena Spain Spain
Khoodairy, Sara Said (Junior Member) Egypt Egypt
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
Kiefer, René (Junior Member) Germany Germany
Kiehlmann, Sebastian Greece Greece
Kielkopf, John F. United States United States
Kiessling, Alina A United States United States
KIGUCHI , Masayoshi Japan Japan
Kijak, Jarosław Poland Poland
Kikwaya Eluo, Jean-Baptiste Vatican City State Vatican City State
Kilborn, Virginia A. Australia Australia
KILCIK, Ali Turkey Turkey
Kilkenny, David South Africa South Africa
Killeen, Neil Edward Beauchamp Australia Australia
Killen, Rosemary M. United States United States
Kilmartin, Pamela New Zealand New Zealand
Kilpio, Elena Russian Federation Russian Federation
Kilpua, Emilia Finland Finland
Kilston, Steven D. United States United States
Kim, Agnes United States United States
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