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:13661 (of which 534 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11123.


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Name▼ Location NCA adherence
Amôres, Eduardo Brescansin de Brazil Brazil
Amram, Philippe France France
AN, DEOKKEUN Korea, Rep of Korea, Rep of
AN, Ning (Junior Member) China, Nanjing China, Nanjing
AN, TAO China, Nanjing China, Nanjing
Anand, S., Deceased (1939-) United States
Anandaram, Mandayam N. India India
Ananthakrishnan, Subramaniam India India
Anantharamaiah, Kuduvalli, Deceased (1952-) India
Anastasiadis, Anastasios Greece Greece
Andernach, Heinz J Mexico Mexico
Anders, Edward (Inactive) United States United States
Anders, Friedrich (Junior Member) Germany Germany
Andersen, Anja C. Denmark Denmark
Andersen, Bo Nyborg Norway Norway
Andersen, Johannes Denmark Denmark
Andersen, Michael I. Denmark Denmark
Andersen, Morten Chile Chile
Andersen, Torben E. Sweden Sweden
Anderson, Bryan (Inactive) United Kingdom United Kingdom
Anderson, Christopher M. (Inactive) United States United States
Anderson, Jay Canada Canada
Anderson, Joseph Paul Chile Chile
Anderson, Kinsey, Deceased (1927-2012) United States
Anderson, Kurt S.J. United States United States
Anderson, Richard I Germany Germany
Andersson, B-G United States United States
Ando, Shin'ichiro Netherlands Netherlands
ANDO, Hiroyasu Japan Japan
ANDO, Masaki Japan Japan
Andoyer, H. (Inactive) AA-Country unknown AA-Country unknown
Andrade, Manuel Spain Spain
ANDRÉ, Philippe France France
Andreani, Paola Michela Italy Italy
Andreasyan, Ruben Rafik Armenia Armenia
Andreev, Gennadij, Deceased (1950-) Russian Federation
Andrei, Alexandre Humberto Brazil Brazil
Andreic, Zeljko Croatia, the Republic of Croatia, the Republic of
Andreon, Stefano Italy Italy
Andreoni, Igor (Junior Member) United States United States
Andretta, Vincenzo Italy Italy
Andreuzzi, Gloria Italy Italy
Andrews, David A. (Inactive) United Kingdom United Kingdom
Andrews, Frank New Zealand New Zealand
Andrews, Sean M United States United States
Andrianomena, Hagatiana Sambatra (Junior Member) Madagascar Madagascar
Andrienko, Dmitry, Deceased (1934-2011) Ukraine
Andries, Jesse Belgium Belgium
Andrievsky, Sergei M. Ukraine Ukraine
Andrillat, Henri, Deceased France
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