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 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 Individual and Junior members: 14047 (of which 719 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11601.


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Name▼ Location NCA adherence
Maturi, Matteo Germany Germany
Matz, Steven Michael United States United States
Matzner, Christopher D Canada Canada
Matzner, Richard A. United States United States
Mauas, Pablo Argentina Argentina
Mauche, Christopher W. United States United States
Maucherat, Jean France France
Mauduit, Jean-Christophe France France
Mauerhan, Jon Christian United States United States
Mauersberger, Rainer Germany Germany
Maurício, Paulo José Portugal Portugal
Mauro, Francesco Chile Chile
Maurogordato, Sophie France France
Maury, Alain J. Chile Chile
Maury, Anaëlle France France
Mavromichalaki, Helen Greece Greece
Mawet, Dimitri Paul United States United States
Max, Claire E. United States United States
Maxted, Nigel I Australia Australia
Mayor, Michel Switzerland Switzerland
Mayya, Divakara Mexico Mexico
Maza, José Chile Chile
Mazeh, Tsevi Israel Israel
Mazoyer, Johan (Junior Member) United States France
Mazumdar, Anwesh India India
Mazurek, Thaddeus John United States United States
Mazzali, Paolo A. United Kingdom United Kingdom
Mazzarella, Joseph M. United States United States
Mazzei, Paola Italy Italy
Mazzitelli, Italo Italy Italy
Mazzotta Epifani, Elena Italy Italy
M Buhari, Suhaila Binti (Junior Member) Malaysia Malaysia
McAdam, Bruce W.B. Australia Australia
McAlister, Harold A. United States United States
McAteer, R. T. James United States United States
McBreen, Brian Philip Ireland Ireland
McBreen, Sheila Ireland Ireland
McBride, Vanessa Alexandra South Africa South Africa
McCall, Benjamin J United States United States
McCall, Marshall Lester Canada Canada
McCammon, Dan United States United States
McCarthy, Dennis D. United States United States
McCaughrean, Mark John Netherlands Netherlands
McClelland, David E. Australia Australia
McClure, Melissa Kathleen (Junior Member) Netherlands Netherlands
McClure-Griffiths, Naomi M. Australia Australia
McCluskey Jr, George E. United States United States
McCollough, Michael L. United States United States
McCollum, Bruce United States United States
Mccombie, June United Kingdom United Kingdom
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