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: 12737 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12372.


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Name▼ Location NCA adherence
R, Ramesh India India
Raab, Frederick J United States United States
Raadu, Michael A. Sweden Sweden
Raassen, Ion Netherlands Netherlands
Raath, Jan Louis J.L. (Junior Member) South Africa South Africa
Rab, Christian (Junior Member) Germany Netherlands
Rabbia, Yves France France
Rabello Soares, M. Cristina United States Brazil
Rabinowitz, David L United States United States
Rabolli, Monica Argentina Argentina
Racine, Rene Canada Canada
Radcliffe, Jack Frederick South Africa South Africa
Raddi, Roberto Spain Germany
Radeva, Veselka Siderova Bulgaria Bulgaria
Radford, Simon John Elliott United States United States
Radhakrishnan Santhakumari, Kalyan Kumar (Junior Member) Italy Italy
Radick, Richard R. United States United States
Radiman, Iratio Indonesia Indonesia
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
Ragozzine, Darin A United States United States
Raharto, Moedji Indonesia Indonesia
Rahman, Mubdi Muhammad Canada Canada
rahmani, hadi France France
Rahoma, Walid Ali Ahmed Egypt Egypt
Rahvar, Sohrab Iran, Islamic Rep of Iran, Islamic Rep of
Rai, Archita (Junior Member) Korea, Rep of India
Raichoor, Anand (Junior Member) United States Switzerland
Raimondo, Gabriella Italy Italy
Raimundo, Sandra Isabel United Kingdom Denmark
Rain, Maria Jose (Junior Member) Chile Germany
Raiteri, Claudia Maria Italy Italy
Raj, Ashish India India
Rajabi, Fereshteh (Junior Member) Canada Canada
Rajagopal, Jayadev Kumar United States United States
Rajaguru, Paul K India India
Rajantie, Arttu Kalervo United Kingdom United Kingdom
Rajoelimanana, Andry Fitiavana Madagascar Madagascar
Raju, Vasundhara India India
Rajwade, Kaustubh (Junior Member) United Kingdom Netherlands
Rakić, Nemanja (Junior Member) Bosnia & Herzegovina Serbia, Republic of
Rakshit, Suvendu India India
Ralchenko, Yuri United States United States
Ramachandran, Varsha (Junior Member) Germany Germany
Ramadurai, Souriraja India India
Ramakrishnan, Venkatessh (Junior Member) Finland Chile
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