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: 12743 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12378.


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Name▼ Location NCA adherence
Espinoza, Néstor (Junior Member) United States United States
Espinoza Galeas, David Abraham (Junior Member) Honduras Honduras
Esposito, Larry W. United States United States
Esposito, Paolo Italy Italy
Esser, Ruth Norway Norway
Essinger-Hileman, Thomas United States United States
Esteban, César Spain Spain
Esteban Pinillos, Héctor Spain Spain
Ettori, Stefano Italy Italy
Etzel, Paul B. United States United States
Eubanks, Thomas Marshall United States United States
Eufrasio, Rafael Teixeira United States United States
Eungwanichayapant, Anant Thailand Thailand
Evangelidis, E. A. Greece Greece
Evans, Aneurin United Kingdom United Kingdom
Evans, Christopher J. United States United Kingdom
Evans, Dafydd Wyn United Kingdom United Kingdom
Evans, Daniel Alexander United States United States
Evans, Ian Nigel United States United States
Evans, James C United States United States
Evans, Michael W. United States United States
Evans, Nancy R. United States United States
Evans, Neal J. United States United States
Evans, Rhodri Botswana, Republic of South Africa
Evren, Serdar Turkey Turkey
Ewing, Martin S. United States United States
Eyer, Laurent Switzerland Switzerland
Eyres, Stewart P.S. United Kingdom United Kingdom
EZAWA, Hajime Japan Japan
Eze, Romanus Nwachukwu Nigeria Nigeria
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