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 2014 and 2019 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 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: 13647 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11115.


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Name Location▼ NCA adherence
Seghouani, Nassim Algeria Algeria
Solivella, Gladys R. Argentina Argentina
Scóccola, Claudia G. Argentina Argentina
Smith Castelli, Analia Viviana Argentina Argentina
Saffe, Carlos Argentina Argentina
Sutherland, Ralph S. Australia Australia
Stancliffe, Richard James Australia Australia
Shelyag, Sergiy Australia Australia
Schinckel, Antony Edward Tuck Australia Australia
Sackett, Penny Australia Australia
Storey, Michelle C. Australia Australia
Sansom, Eleanor (Junior Member) Australia Australia
Sault, Robert J Australia Australia
Seymour, Nicholas Australia Australia
Staveley-Smith, Lister Australia Australia
Smith, Rory J.E. Australia Australia
Shannon, Ryan M Australia Australia
Shortridge, Keith Australia Australia
Sinha, Manodeep Australia Australia
Sood, Ravi Australia Australia
Smith, Craig H. Australia Australia
Slagmolen, Bram J. J. Australia Australia
Spitler, Lee Australia Australia
Schmidt, Brian P. Australia Australia
Sadler, Elaine M. Australia Australia
Storey, John W.V. Australia Australia
Stello, Dennis Australia Australia
Shabala, Stanislav S. Australia Australia
Schartmann, Marc Australia Germany
Schindler, Sabine Austria Austria
Schober, Hans J. Austria Austria
Simon, Paul C. Belgium Belgium
Surdej, Jean M.G. Belgium Belgium
Sluse, Dominique Belgium Belgium
Sundqvist, Jon O Belgium Belgium
Siess, Lionel Belgium Belgium
Swings, Jean-Pierre Belgium Belgium
Scuflaire, Richard Belgium Belgium
Sana, Hugues Belgium Belgium
Siopis, Christos Belgium Greece
Sterken, Christiaan L. Belgium Belgium
Smeyers, Paul Belgium Belgium
Sauval, A. Jacques Belgium Belgium
Santos Jr., Joao F. C. Brazil Brazil
Sfair, Rafael Brazil Brazil
Storchi-Bergmann, Thaisa Brazil Brazil
Simoes, Paulo J. A. Brazil United Kingdom
Steiner, Joao E. Brazil Brazil
Sodré, Laerte Brazil Brazil
Saraiva, Maria de Fatima Oliveira Brazil Brazil
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