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: 12743 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12378.


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Name▼ Location NCA adherence
Laychak, Mary Beth United States United States
Laycock, Silas G.T. United States United States
Lazarian, Alexandre United States United States
Lázaro Hernando, Carlos Spain Spain
Lazauskaite, Romualda Lithuania Lithuania
Lazendic-Galloway, Jasmina Australia Australia
Lazio, Joseph United States United States
Lazrek, Mohamed Morocco Morocco
Lazzarin, Monica Italy Italy
Lazzarini, Albert United States United States
Lazzaro, Daniela Brazil Brazil
Lê, Lân Thành Vietnam Vietnam
Lea, Susan Maureen United States United States
Leaci, Paola Italy Italy
Leahy, Denis A. Canada Canada
Leahy, J. Patrick United Kingdom United Kingdom
Leão, Joao Rodrigo Souza Brazil Brazil
Leauthaud, Alexie Japan France
Le Bail, Karine Sweden United States
Le Bertre, Thibaut R. France France
LeBlanc, Francis Canada Canada
Lebofsky, Larry Allen United States United States
Lebohec, Stephan United States United States
Le Borgne, Jean-Francois France France
Le Bouquin, Jean-Baptiste France France
Le Bourlot, Jacques France France
Lebovitz, Norman R. United States United States
Lèbre, Agnes France France
Lebreton, Yveline France France
Lebron Santos, Mayra Enid United States United States
Le Brun, Amandine M. C. France France
Lebzelter, Thomas Austria Austria
Lecavelier des Etangs, Alain France France
Leclercq, Florent France United Kingdom
Le Contel, Jean-Michel France France
Lee, Annette S. (Junior Member) United States United States
Lee, Hyun-chul United States United States
Lee, Janice C. United States United States
Lee, Min-Young (Junior Member) Germany Germany
Lee, Nicolas United States United States
Lee, Seokho Korea, Rep of Korea, Rep of
Lee, William H Mexico Mexico
LEE, Bomee Korea, Rep of Korea, Rep of
LEE, Chang Won Korea, Rep of Korea, Rep of
LEE, Chien-Hsiu United States United States
LEE, Chin-Fei China, Taipei China, Taipei
LEE, Chung-Uk Korea, Rep of Korea, Rep of
LEE, Dae Hee Korea, Rep of Korea, Rep of
LEE, Dong-Hun Korea, Rep of Korea, Rep of
LEE, Dong Wook Korea, Rep of Korea, Rep of
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