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: 11341.  Number of Active Individual Members in the IAU Directory: 11024.


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Name▼ Location NCA adherence
Tsiropoula, Georgia Greece Greece
TSUBOI, Masato Japan Japan
TSUCHIYA , Toshio Japan Japan
TSUJI, Takashi Japan Japan
TSUJIMOTO, Masahiro Japan Japan
TSUJIMOTO , Takuji Japan Japan
TSUKAGOSHI, Takashi Japan Japan
TSUMURA, Kohji Japan Japan
TSUNEMI, Hiroshi Japan Japan
TSUNETA, Saku Japan Japan
TSURU, Takeshi Japan Japan
Tsutsumi, Takahiro United States United States
Tsvetanov, Zlatan I. United States United States
Tsvetk'ov, Alexander Russian Federation Russian Federation
Tsvetkov, Dmitry Yu. Russian Federation Russian Federation
Tsvetkov, Milcho K. Bulgaria Bulgaria
Tsvetkova, Katja Bulgaria Bulgaria
Tsvetkova, Svetla Valentinova Bulgaria Bulgaria
Tsygan, Anatolij I. Russian Federation Russian Federation
Tsygankov, Sergey Finland Finland
Tsymbal, Vadim V. Russian Federation Russian Federation
Tuccari, Gino Italy Italy
Tuchin, Andrey Georgievich Russian Federation Russian Federation
Tucker, Douglas Lee United States United States
Tucker, Wallace H. United States United States
Tuckey, Philip France France
Tudose, Valeriu Mihai Romania Romania
Türler, Marc A. Switzerland Switzerland
Tuffs, Richard J. Germany Germany
Tugay, Anatoliy V. Ukraine Ukraine
Tull, Robert G. United States United States
Tully, Richard Brent United States United States
Tummuangpak, Pimpunyawat Thailand Thailand
Tungalag, Namkhai Mongolia Mongolia
Turatto, Massimo Italy Italy
Turck-Chièze, Sylvaine France France
Turcu, Vlad Spiridon Romania Romania
Turner, David G. Canada Canada
Turner, Edwin L. United States United States
Turner, Jean L. United States United States
Turner, Kenneth C. United States United States
Turner, Michael S. United States United States
Turner, Nils H. United States United States
Turnshek, David A. United States United States
Turnshek, Diane United States United States
Turolla, Roberto Italy Italy
Turon, Catherine France France
Turrini, Diego Italy Italy
Tuthill, Peter G. Australia Australia
Tutukov, Aleksandr V. Russian Federation Russian Federation
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