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: 12754 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name▼ Location NCA adherence
Fosbury, Robert A.E. United Kingdom United Kingdom
Foschini, Luigi Italy Italy
Fossat, Eric G. France France
Fossati, Luca Austria Austria
Fossey, Stephen United Kingdom United Kingdom
Foster, Caroline Australia Australia
Foster, Roger S. United States United States
Foster, Tyler John Canada Canada
Fouchard, Marc France France
Foukal, Peter V. United States United States
Foullon, Claire United Kingdom United Kingdom
Fouqué, Pascal France France
Fox, Andrew J. United States United States
Fox-Machado, Lester Ivan Mexico Mexico
Foy, Renaud France France
Fraenz, Markus Germany Germany
Fraga, Luciano Brazil Brazil
Fragione, Giacomo (Junior Member) United States United States
Fragkoudi, Francesca (Junior Member) Germany France
Frail, D United States United States
Fraix-Burnet, Didier France France
Franceschet, Cristian (Junior Member) Italy Italy
Franceschini, Alberto Italy Italy
Franchini, Mariagrazia Italy Italy
Francile, Carlos Natale Argentina Argentina
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 United Kingdom United Kingdom
Frank, Juhan United States United States
Franklin, Fred A. United States United States
Fransson, Claes Sweden Sweden
Frantseva, Kateryna (Junior Member) Netherlands Netherlands
Franx, Marijn Netherlands Netherlands
Franz, Otto G. United States United States
Franzen, Thomas M O United Kingdom Netherlands
Franzetti, Paolo Italy Italy
Frasca, Antonio Italy Italy
Fraschetti, Federico United States United States
Fraser, Brian D. South Africa South Africa
Fraser, Grahame John New Zealand New Zealand
Fraser, Helen J. United Kingdom United Kingdom
Fraser, Morgan Ireland Ireland
Fraser, Wesley Cristopher Canada Canada
Fraser-McKelvie, Amelia Kate Germany Australia
Frater, Robert H. Australia Australia
Fraternali, Filippo Netherlands Netherlands
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