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: 12742 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12376.


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Name▼ Location NCA adherence
Samui, Saumyadip India India
Samurović, Srdjan S. Serbia, Republic of Serbia, Republic of
Samus, Nikolay N. Russian Federation Russian Federation
Samwel, Susan Wassem Egypt Egypt
Sana, Hugues Belgium Belgium
Sanad, Magdy Rabie Egypt Egypt
Sanahuja Parera, Blai Spain Spain
Sánchez, Francisco M. Spain Spain
Sánchez, Leonardo Javier Mexico Mexico
Sanchez, Norma G. France France
Sánchez Almeida, Jorge Spain Spain
Sanchez Bejar, Victor Javier Spain Spain
Sánchez-Blázquez, Patricia Spain Spain
Sanchez-Conde, Miguel A Spain Spain
Sanchez Contreras, Carmen Spain Spain
Sánchez de Miguel, Alejandro (Junior Member) United Kingdom United Kingdom
Sanchez Doreste, Néstor Spain Spain
Sanchez-Lavega, Agustin Spain Spain
Sanchez-Monge, Alvaro Germany Germany
Sanchez-Portal, Miguel Spain Spain
Sánchez-Ramírez, Rubén (Junior Member) Italy Italy
Sanchez-Saavedra, M. Luisa Spain Spain
Sanchez Sanchez, Sebastian Francisco Mexico Mexico
Sancisi, Renzo Netherlands Italy
Sandell, Göran H. L. United States United States
Sander, Andreas A. C. Germany Germany
Sanders, David B. United States United States
Sanders, Gary H. United States United States
Sanders, Robert Netherlands Netherlands
Sanders, Walter L. United States United States
Sanders III, Wilton Turner United States United States
Sandin, Christer Germany Germany
Sándor, Zsolt M Hungary Hungary
Sandqvist, Aage Sweden Sweden
Sandrelli, Stefano Italy Italy
Sandu (Barbulete), Oana Germany Germany
Sanguansak, Nuanwan - Thailand Thailand
Saniga, Metod Slovakia Slovakia
Sankrit, Ravi United States United States
Sanna, Alberto Italy Italy
SANO, Hidetoshi Japan Japan
Sanroma, Manuel Spain Spain
Sansaturio, Maria Eugenia Spain Spain
Sansom, Anne E. United Kingdom United Kingdom
Sansom, Eleanor (Junior Member) Australia Australia
Santamaría-Miranda, Alejandro (Junior Member) Chile Germany
Santander, Juan Marcos United States United States
Santander-Garcia, Miguel Spain Spain
Santangelo, Andrea Germany Germany
Santerne, Alexandre Portugal France
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