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 members:13675 (of which 534 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11126.


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Name▼ Location NCA adherence
Raab, Frederick J United States United States
Raadu, Michael A. Sweden Sweden
Raassen, Ion Netherlands Netherlands
Rab, Christian (Junior Member) Netherlands Netherlands
Rabbia, Yves France France
Rabello-Soares, Maria Cristina A. Brazil Brazil
Rabinowitz, David L United States United States
Rabolli, Monica Argentina Argentina
Racine, Rene Canada Canada
Raddi, Roberto Germany Germany
Radeva, Veselka Siderova Bulgaria Bulgaria
Radford, Simon John Elliott United States United States
Radick, Richard R. United States United States
Radiman, Iratio Indonesia Indonesia
Raedler, K. H. Germany Germany
Rafanelli, Piero Italy Italy
Rafelski, Marc United States United States
Rafert, James Bruce United States United States
Rafferty, David Germany Germany
Rafferty, Theodore J. United States United States
Rafieferantsoa, Mika (Junior Member) South Africa Madagascar
Raga, Alejandro Cristian Mexico Mexico
Ragozzine, Darin A United States United States
Raharto, Moedji Indonesia Indonesia
rahmani, hadi France France
Rahoma, Walid Ali Ahmed Egypt Egypt
Rahvar, Sohrab Iran, Islamic Rep of Iran, Islamic Rep of
Raichoor, Anand (Junior Member) Switzerland Switzerland
Raimondo, Gabriella Italy Italy
Raiteri, Claudia Maria Italy Italy
Rajabi, Fereshteh (Junior Member) Canada Canada
Rajagopal, Jayadev Kumar United States United States
Rajaguru, Paul K India India
Rajoelimanana, Andry Fitiavana Madagascar Madagascar
Raju, Vasundhara India India
Ralchenko, Yuri United States United States
Ramadurai, Souriraja India India
Ramamonjisoa, Fidy A. (Junior Member) Madagascar Madagascar
Ramanujam, Niruj Mohan India India
Rambaux, Nicolas France France
Ramella, Massimo Italy Italy
Ramelli, Renzo G.E. Switzerland Switzerland
Ramírez, Jose M. Venezuela Venezuela
Ramirez Alegria, Sebastian Chile Chile
Ramírez Tannus, María Claudia (Junior Member) Netherlands Netherlands
Ramos-Larios, Gerardo Mexico Mexico
Rampazzo, Roberto Italy Italy
Ramphul, Rajin Anand (Junior Member) South Africa South Africa
Ramsay, Suzanne Katherine Germany Germany
Ramsey, Lawrence W. United States United States
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