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: 12769 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12399.


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Name Location NCA adherence▼
Castillo Rosales, Yvelice Soraya (Junior Member) Honduras Honduras
Chen, Lei Hungary Hungary
Cruz-Saenz de Miera, Fernando (Junior Member) Hungary Hungary
Csizmadia, Szilárd Germany Hungary
Csabai, Istvan Hungary Hungary
Choudhury, Tirthankar Roy India India
Chakraborty, Abhijit India India
Chaubey, Uma Shankar India India
Chatterjee, Ritaban India India
Chandra, Suresh India India
Chakraborty, Chandrachur India India
Chakraborty, Deo K. India India
Chaturvedi, Priyanka (Junior Member) India India
Choudhuri, Arnab Rai India India
Chattopadhyay, Indranil India India
Chandra, Ramesh India India
Chengalur, Jayaram N. India India
Chatterjee, Sourav India India
Chelliah Subramonian, Stalin India India
Chandrasekhar, Thyagarajan India India
Chatterjee, Suchetana India India
Chakraborty, Manoneeta India India
Chattopadhyay, Surajit India India
Callanan, Paul Ireland Ireland
Coles, Peter Ireland Ireland
Coffey, Deirdre Ireland Ireland
Creaner, Oisin Oliver (Junior Member) Ireland Ireland
Chernyakova, Maria Ireland Ireland
Cohen, Ariel Israel Israel
Chelouche, Doron Israel Israel
Cassano, Rossella Italy Italy
Caratti o Garatti, Alessio Italy Italy
Cora, Alberto Italy Italy
Chinnici, Ileana Italy Italy
Cacciari, Carla Italy Italy
Caloi, Vittoria Italy Italy
Cinelli, Marco (Junior Member) Italy Italy
Ciolfi, Riccardo Italy Italy
Capaccioli, Massimo Italy Italy
Caraveo, Patrizia A. Italy Italy
Cappi, Alberto Italy Italy
Caruana, Joseph Malta Italy
Caccianiga, Alessandro Italy Italy
Carretti, Ettore Italy Italy
Cescutti, Gabriele Italy Italy
Curir, Anna Italy Italy
Cignoni, Michele Italy Italy
Capuzzo Dolcetta, Roberto Angelo Italy Italy
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