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▼
Sivaram, C. India India
Subramaniam, Annapurni India India
Singh, Kulinder Pal India India
Singh, Kunwar Alkendra Pratap India India
Singh, Gaurav (Junior Member) China, Nanjing India
Safari, Hossein Iran, Islamic Rep of Iran, Islamic Rep of
Sobouti, Yousef Iran, Islamic Rep of Iran, Islamic Rep of
Sheikhnezami, Somayeh Iran, Islamic Rep of Iran, Islamic Rep of
Saffari, Reza Iran, Islamic Rep of Iran, Islamic Rep of
Saleh Almohammadi, Abdul-Rahman Hussian Iraq Iraq
Selman, Ahmed Abdul-Razzaq Iraq Iraq
Shearer, Andrew Ireland Ireland
Scholz, Alexander United Kingdom Ireland
Smith, Niall Ireland Ireland
Shadmehri, Mohsen Ireland Ireland
Sagiv, Ilan Israel Israel
Sarid, Gal United States Israel
Shaviv, Nir J. Israel Israel
Sternberg, Amiel Israel Israel
Soker, Noam Israel Israel
Stone, Nicholas C Israel Israel
Shaviv, Giora Israel Israel
Shahaf, Sahar (Junior Member) Israel Israel
Shimon, Meir Israel Israel
Sari, Re'em Israel Israel
Stern, Jonathan Israel Israel
Spinoglio, Luigi Italy Italy
Santini, Paola Italy Italy
Stirpe, Giovanna M. Italy Italy
Stratta, Giulia Italy Italy
Saggion, Antonio Italy Italy
Spavone, Marilena Italy Italy
Selvelli, Pierluigi Italy Italy
Strazzulla, Giovanni Italy Italy
Schneider, Raffaella Italy Italy
Sigismondi, Costantino Italy Italy
Scardia, Marco Italy Italy
Setti, Giancarlo Italy Italy
Sarasso, Maria Italy Italy
Stuardi, Chiara (Junior Member) Italy Italy
Scuderi, Salvo Italy Italy
Strafella, Francesco Italy Italy
Sciortino, Salvatore Italy Italy
Sedmak, Giorgio Italy Italy
Stanga, Ruggero M. Italy Italy
Saracco, Paolo Italy Italy
Spingola, Cristiana (Junior Member) Italy Italy
Sánchez-Ramírez, Rubén (Junior Member) Italy Italy
Straus, Thomas Italy Italy
Silvotti, Roberto Italy Italy
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