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: 12410 (of which 1084 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12036.


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Name▼ Location NCA adherence
MURAYAMA, Hitoshi Japan Japan
MURAYAMA , Takashi Japan Japan
Murdin, Paul G. United Kingdom United Kingdom
Murdock, Thomas Lee United States United States
Murga (Khramtsova), Maria (Junior Member) Russian Federation Russian Federation
Muriel, Hernán Argentina Argentina
Murillo Mejias, Nadia Mariel (Junior Member) Netherlands Netherlands
Murphy, Alexander United Kingdom United Kingdom
Murphy, Brian W United States United States
Murphy, Eric Joseph United States United States
Murphy, John A. Ireland Ireland
Murphy, Michael T. Australia Australia
Murphy, Nicholas A United States United States
Murphy, Robert E. United States United States
Murphy, Simon J. Australia Australia
Murphy, Simon James (Junior Member) Australia Australia
Murphy, Tara Australia Australia
Murray, Carl D. United Kingdom United Kingdom
Murray, John B. United Kingdom United Kingdom
Murray, Norman W Canada Canada
Murray, Stephen David United States United States
Mursula, Kalevi Finland Finland
Murtagh, Fionn United Kingdom United Kingdom
Murthy, Jayant India India
Musella, Ilaria Italy Italy
Mushotzky, Richard United States United States
Mushtukov, Alexander (Junior Member) Netherlands Netherlands
Musielak, Zdzislaw E. United States United States
Musset, Sophie (Junior Member) Netherlands United Kingdom
Mustill, Alexander James Sweden Sweden
Mutel, Robert Lucien United States United States
Muthsam, Herbert J. Austria Austria
Mutschlecner, Joseph Paul United States United States
Muxlow, Thomas United Kingdom United Kingdom
Muzzin, Adam Canada Canada
Muzzio, Juan Carlos Argentina Argentina
Myers, Philip C. United States United States
Mylostna, Krystyna (Junior Member) Canada Canada
Mysen, Eirik Norway Norway
Myserlis, Ioannis (Junior Member) Spain Germany
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