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: 12754 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name▼ Location NCA adherence
Nations, Harold United States United States
Natta, Antonella Ireland Ireland
Nättilä, Joonas (Junior Member) Sweden Finland
Naud, Marie-Eve (Junior Member) Canada Canada
Navarro, Juan F. Navarro Juan F. Spain Spain
Navarro, Julio Fernando Canada Canada
Navarro, Silvana G. Mexico Mexico
Nave, Gillian United States United States
Navone, Hugo Daniel Argentina Argentina
Nayar, S.R.Prabhakaran India India
Naylor, David A. Canada Canada
Naylor, Tim United Kingdom United Kingdom
Nazarenko, Victor Ukraine Ukraine
Naze, Yael Belgium Belgium
Nedelcu, Dan Alin Romania Romania
Nedialkov, Petko Lubenov Bulgaria Bulgaria
Neelamkodan, Naslim United Arab Emirates India
Neeley, Jillian R (Junior Member) United States United States
Neeser, Mark J. Germany Germany
Nefedyev, Yury Anatolevich Russian Federation Russian Federation
Neff, James Edward United States United States
Neff, Susan Gale United States United States
Negrete, Castalia Alenka Mexico Mexico
Negri, Andrea Spain Spain
Negu, Seblu Humne (Junior Member) Ethiopia Ethiopia
Negueruela, Ignacio Spain Spain
Neidig, Donald F. United States United States
Neilsen, Eric H. United States United States
Neiner, Coralie France France
Nelemans, Gijs Netherlands Netherlands
Nelmes, Susan United Kingdom United Kingdom
Nelson, Alistair H. United Kingdom United Kingdom
Nelson, George Driver United States United States
Nelson, Lorne A. Canada Canada
Nelson, Richard P. United Kingdom United Kingdom
Nelson, Robert Howard Canada Canada
Nelson, Robert M. United States United States
Nemec, James Canada Canada
Nemiroff, Robert United States United States
Nemmen, Rodrigo Brazil Brazil
Nesci, Roberto Italy Italy
Neslusan, Lubos Slovakia Slovakia
Ness, Jan-Uwe Spain Spain
Nesvadba, Nicole France France
Netzer, Hagai Israel Israel
Netzer, Nathan Israel Israel
Neugent, Kathryn F (Junior Member) United States United States
Neuhaeuser, Ralph Germany Germany
Neukirch, Thomas United Kingdom United Kingdom
Neumann, Wladimir Germany Germany
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