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: 12754 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name Location▼ NCA adherence
Masqué Saumell, Josep Maria Mexico Mexico
Martos, Marco A. Mexico Mexico
Morisset, Christophe Mexico Mexico
Musset, Sophie (Junior Member) Netherlands United Kingdom
McNamara, Paul W Netherlands Netherlands
Murthy, Suma (Junior Member) Netherlands Netherlands
Mertens, Florent (Junior Member) Netherlands Netherlands
Morales Rueda, Luisa Netherlands Netherlands
Maseda, Michael (Junior Member) Netherlands Netherlands
Müller, Michael Netherlands Germany
Monreal Ibero, Ana Netherlands Spain
Mendez, Mariano Netherlands Netherlands
McCaughrean, Mark John Netherlands Netherlands
Mushtukov, Alexander (Junior Member) Netherlands Netherlands
McClure, Melissa Netherlands Netherlands
Moscibrodzka, Monika Netherlands Netherlands
Mueller, Daniel Netherlands Netherlands
Massari, Davide (Junior Member) Netherlands Netherlands
Murillo Mejias, Nadia Mariel (Junior Member) Netherlands Netherlands
Mouri Sardarabadi, Ahmad (Junior Member) Netherlands Netherlands
Marasco, Antonino (Junior Member) Netherlands Netherlands
Malesani, Daniele Bjørn Netherlands Denmark
Markoff, Sera B. Netherlands Netherlands
Morganti, Raffaella Netherlands Netherlands
Miley, George Kildare Netherlands Netherlands
Maan, Yogesh (Junior Member) Netherlands Netherlands
Marcote, Benito (Junior Member) Netherlands Netherlands
Meurs, Evert J.A. Netherlands Netherlands
McKean, John Paul Netherlands Netherlands
Mulrey, Katharine Beatrice (Junior Member) Netherlands Netherlands
Montelle, Clemency J New Zealand New Zealand
Martin, Christopher L. New Zealand United States
Mann, Ingrid Norway Germany
Mota, David Fonseca Norway Norway
Mothé-Diniz, Thais Norway Norway
Mysen, Eirik Norway Norway
Medina, Etelvina del Carmen Panama Panama
Maciesiak, Krzysztof Poland Poland
Maciejewski, Andrzej J. Poland Poland
Machalski, Jerzy Poland Poland
Marecki, Andrzej Poland Poland
Madej, Jerzy Poland Poland
Michalec, Adam Poland Poland
Michałek, Grzegorz Poland Poland
Michałowski, Tadeusz Poland Poland
Migaszewski, Cezary Poland Poland
Mikołajewski, Maciej P. Poland Poland
Moderski, Rafał Poland Poland
Mankiewicz, Lech Poland Poland
Michałowski, Michał Jerzy Poland Poland
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