Individual 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.

Individual 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.

For combined Individual and Junior Members click here

For the Working Rules pertaining to Individual membership click here.

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 members: 11384.  Number of Active Individual Members in the IAU Directory: 11145.


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Name▼ Location NCA adherence
Turon, Catherine France France
Turrini, Diego Italy Italy
Tuthill, Peter G. Australia Australia
Tutukov, Aleksandr V. Russian Federation Russian Federation
Tuvikene, Taavi Estonia Estonia
Twarog, Bruce A. United States United States
Tycner, Christopher United States United States
Tylenda, Romuald Poland Poland
Tyler Jr, G. Leonard United States United States
Tylka, Allan J. United States United States
Tyson, John Anthony United States United States
Tytler, David United States United States
Tyul'bashev, Sergei A. Russian Federation Russian Federation
Tzanavaris, Panayiotis United States United States
Tziotziou, Konstantinos Greece Greece
Tzioumis, Anastasios Australia Australia
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