Individual and Junior Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible for election 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 2013 and 2018 in some branch of astronomy, who are in the initial phase of the career of a professional researcher and have the prospect of becoming a professional researcher in astronomy 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 members:13576 (of which 349 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11054.

These statistics refer to Active members. Please note also that these numbers do not include IAU members for which we do not have a date of birth.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Name▼ Location NCA adherence
AKAHORI, Takuya Japan Japan
Akashi, Muhammad Israel Israel
Akashi, Muhammad Saeed Israel Israel
Ake III, Thomas Bellis United States United States
Akeson, Rachel United States United States
Akhmetov, Volodymyr Sabirdjanovich Ukraine Ukraine
Akimkin, Vitaly Russian Federation Russian Federation
AKITA , Kyo L. Japan Japan
AKITAYA, Hiroshi Japan Japan
AKIYAMA, Masayuki Japan Japan
AKRAS, STAVROS Brazil Brazil
Aksnes, Kaare Norway Norway
Akujor, Chidi Emmanuel Nigeria Nigeria
Akyuz, Aysun Turkey Turkey
Aladro Fernandez, Rebeca Germany Germany
Alard, Christophe L. France France
Alassiry, Muhammed Hamdi Syrian Arab Republic Syrian Arab Republic
Alatalo, Katherine A United States United States
Albanese, Lara Italy Italy
Alberdi, Antonio Spain Spain
Albert, Justin E Canada Canada
Albert, Loïc Canada Canada
Albinson, James United Kingdom United Kingdom
Albrow, Michael New Zealand New Zealand
Alcala, Juan Manuel Italy Italy
Alcaniz, Jailson Brazil Brazil
Alcock, Charles R United States United States
Alcolea, Javier Spain Spain
Aldaya, Victor Spain Spain
Alecian, Evelyne France France
Alecian, Georges France France
AL-EDHARI, Ali Abdul Sattar Jaber (Junior Member) France France
Alekseev, Ilya Yurievich Russian Federation Russian Federation
Aleman, Isabel R. G. Netherlands Brazil
Alencar, Silvia H.P. Brazil Brazil
Alessi, Elisa Maria Italy Italy
Alexander, Jordan (Junior Member) New Zealand New Zealand
Alexander, Joseph Kunkle United States United States
Alexander, Paul United Kingdom United Kingdom
Alexandrov, Alexander N. Ukraine Ukraine
Alfaro, Emilio Javier Spain Spain
Ali, Aamir M. (Junior Member) United States United States
Ali, Sabry Egypt Egypt
ALIBERT, Yann Switzerland Switzerland
Alimi, Jean-Michel A. France France
Alis, Sinan Turkey Turkey
Alissandrakis, Costas Greece Greece
Allam, Sahar S. United States United States
Allan, Alasdair United Kingdom United Kingdom
Allan, Peter M. United Kingdom United Kingdom
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