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 2014 and 2019 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 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 members:13675 (of which 534 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11126.


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Name▼ Location NCA adherence
Baade, Dietrich Germany Germany
Baade, Robert Germany Germany
Baan, Willem A. Netherlands Netherlands
Baars, Jacob W.M. Germany Germany
Bååth, Lars B. Sweden Sweden
BABA, Hajime Japan Japan
BABA, Junichi Japan Japan
BABA, Naoshi Japan Japan
Babadjanov, Pulat B. Tajikistan Tajikistan
Babayev, Elchin S. Azerbaijan, Republic of Azerbaijan, Republic of
Babin, Arthur Ukraine Russian Federation
Babina, Elena Valerievna (Junior Member) Russian Federation Russian Federation
Babkovskaia, Natalia Finland Finland
Babu, G. Jogesh United States United States
Babu, G.S.D. India India
Babul, Arif Canada Canada
Babusiaux, Carine France France
Babyk, Iurii Ukraine Ukraine
Bacciotti, Francesca Italy Italy
Bach, Uwe Germany Germany
BACH, Kiehunn Korea, Rep of Korea, Rep of
Bachetti, Matteo Italy Italy
Bachev, Rumen S. Bulgaria Bulgaria
Bachiller, Rafael Spain Spain
Backes, Michael Namibia South Africa
Bacmann, Aurore France France
Bacon, Roland France France
Baddiley, Christopher James United Kingdom United Kingdom
Badescu, Octavian Mihai Romania Romania
Badolati, Ennio Italy Italy
BAEK, Chang Hyun Korea, Rep of Korea, Rep of
Baes, Maarten Belgium Belgium
Baffa, Carlo Italy Italy
Bagala, Liria G. Argentina Argentina
Bagare, S. P. India India
Bagchi, Manjari India India
Baggaley, William J. New Zealand New Zealand
Baghdasaryan, Daniel (Junior Member) Armenia Armenia
Baghram, Shant Iran, Islamic Rep of Iran, Islamic Rep of
Bagla, Jasjeet Singh India India
Baglin, Annie France France
Bagnulo, Stefano United Kingdom United Kingdom
Bagoly, Zsolt Hungary Hungary
Bagrov, Alexander V. Russian Federation Russian Federation
Bahcall, Neta A. United States United States
BAI, Hua (Junior Member) China, Nanjing China, Nanjing
BAI, Jinming China, Nanjing China, Nanjing
Bailer-Jones, Coryn A.L. Germany Germany
Bailes, Matthew Australia Australia
Bailey, Katherine Elizabeth United States United States
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