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.

Total number of IAU Individual and Junior members: 12167 (of which 892 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11892.


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Name▼ Location NCA adherence
De Petris, Marco Italy Italy
de Plaa, Jelle Netherlands Netherlands
de Propris, Roberto Chile Chile
Dere, Kenneth P. United States United States
Derekas, Aliz Hungary Hungary
Dereli-Begue, Hüsne Israel Israel
de Ridder, Joris Belgium Belgium
de Rijcke, Sven Belgium Belgium
Derman, Ethem Turkey Turkey
Dermawan, Budi Indonesia Indonesia
Dermer, Charles Dennison United States United States
Dermott, Stanley F. United States United States
de Rop, Yves Belgium Belgium
DeRosa, Marc L United States United States
De Rosa, Gisella United States United States
De Rosa, Robert J Chile Germany
De Rossi, María Emilia Argentina Argentina
Derouich, Dr. Moncef Tunisia Tunisia
Derriere, Sebastien France France
de Ruiter, Hans Rudolf Italy Italy
de Sanctis, Giovanni Italy Italy
De Sanctis, Maria Cristina Italy Italy
Descamps, Pascal France France
Desert, François-Xavier France France
Desert, Jean-Michel Netherlands Netherlands
Deshpande, Avinash A. India India
de Silva, Gayandhi Manomala Australia Australia
Desjacques, Vincent Israel Israel
Desjardins, Tyler D United States United States
Desmars, Josselin France France
de Souza, Rafael S. United States Hungary
Despois, Didier France France
de Swardt, Bonita Elizabeth South Africa South Africa
de Toma, Giuliana United States United States
Dettmar, Ralf-Juergen Germany Germany
de Ugarte Postigo, Antonio Spain Spain
Deul, Erik R. Netherlands Netherlands
Deupree, Robert G. Canada Canada
Deustua, Susana E. United States United States
de Val-Borro, Miguel United States United States
Devaney, Martin N. Ireland Ireland
Devarapalli, Shanti Priya India India
de Vicente, Pablo Spain Spain
Devillepoix, Hadrien A R (Junior Member) Australia Australia
de Viron, Olivier France France
De Vito, Maria Alejandra Argentina Argentina
DEVLEN, Ebru Turkey Turkey
DeVorkin, David H. United States United States
Devost, Daniel United States United States
Devyatkin, Aleksandr V. Russian Federation Russian Federation
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