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: 12742 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12376.


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Name▼ Location NCA adherence
Alcala, Juan Manuel Italy Italy
Alcalde Pampliega, Belén (Junior Member) Chile Germany
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) Iraq France
Alekseev, Ilya Yurievich Russian Federation Russian Federation
Aleman, Isabel R. G. Brazil Brazil
Alencar, Silvia H.P. Brazil Brazil
Alessi, Elisa Maria Italy Italy
Alexander, Joseph Kunkle United States United States
Alexander, Paul United Kingdom United Kingdom
Alexandrov, Alexander N. Ukraine Ukraine
Alfaro, Emilio Javier Spain Spain
Alfaro Cuello, Mayte (Junior Member) Chile United States
Alfonso Garzon, Julia Spain Spain
Ali, Huda Shaker Iraq Iraq
Ali, Lana Talib (Junior Member) Iraq Iraq
Ali, Sabry Egypt Egypt
Ali Aljamaan, Abrar (Junior Member) Kuwait Kuwait
Alibert, Yann Switzerland Switzerland
Al-Ibrahimi, Imad Ahmed Iraq Iraq
Alimi, Jean-Michel A. France France
Alis, Sinan Turkey Turkey
Alissandrakis, Costas Greece Greece
Al-Khannak, Khalid Abdul-Kareem Iraq Iraq
Alkotbe, Bashar Alla (Junior Member) Iraq Iraq
Allan, Alasdair United Kingdom United Kingdom
Allan, Peter M. United Kingdom United Kingdom
Allard, Nicole France France
Allart, Romain (Junior Member) Canada Canada
Allen, Alice United States United States
Allen, Branden Thomas United States United States
Allen, Bruce Germany Germany
Allen, Christine Mexico Mexico
Allen, Lori E. United States United States
Allen, Mark George France France
Allen, Veronica A (Junior Member) Netherlands Netherlands
Allen, William New Zealand New Zealand
Allende Prieto, Carlos Spain Spain
Allen Jr, John E. United States United States
Aller, Hugh D. United States United States
Aller, Margo F. United States United States
Allie, Muhammad Saalih South Africa South Africa
Allingham, David Australia Australia
Allison, James Richard United Kingdom United Kingdom
Allison, Michael D. United States United States
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