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: 13586 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11093.


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Name▼ Location NCA adherence
Frail, Dale Andrew United States United States
Fraix-Burnet, Didier France France
Franceschini, Alberto Italy Italy
Franchini, Mariagrazia Italy Italy
Francis, Paul Australia Australia
Franco, Gabriel Armando P. Brazil Brazil
Franco, José Mexico Mexico
Franco-Hernández, Ramiro Mexico Mexico
Francois, Patrick France France
Frandsen, Soeren Denmark Denmark
Frank, Bradley S South Africa South Africa
Frank, Juhan United States United States
Franklin, Fred A. United States United States
Fransson, Claes Sweden Sweden
Franx, Marijn Netherlands Netherlands
Franz, Otto G. United States United States
Franzetti, Paolo Italy Italy
Frasca, Antonio Italy Italy
Fraschetti, Federico United States United States
Fraser, Brian D. South Africa South Africa
Fraser, Helen J. United Kingdom United Kingdom
Fraser, Morgan Ireland Ireland
Frater, Robert H. Australia Australia
Fraternali, Filippo Netherlands Netherlands
Frayer, David T United States United States
Frebel, Anna United States United States
Fredga, Kerstin Sweden Sweden
Fredrick, Laurence W. United States United States
Freedman, Wendy L. United States United States
Freeman, Kenneth C. Australia Australia
Freeman, Peter E United States United States
Freimanis, Juris Latvia Latvia
Frémat, Yves Belgium Belgium
French, Rica Sirbaugh United States United States
French, Richard G. United States United States
Frenk, Carlos S. United Kingdom United Kingdom
Freudling, Wolfram Germany Germany
Freundlich, Jonathan (Junior Member) Israel Israel
Frew, David Australia China, Nanjing
Frey, Sandor Hungary Hungary
Freytag, Bernd Sweden Sweden
Friaca, Amancio C.S. Brazil Brazil
Fricke, Klaus Germany Germany
Fridlund, Malcolm Carl Wilhelm Netherlands Netherlands
Friedlander, Michael W. United States United States
Friedman, Scott David United States United States
Friel, Eileen D. United States United States
Friesen, Rachel K United States United States
Frinchaboy, Peter M United States United States
Frisch, Helene France France
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