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: 12425 (of which 1084 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12090.


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Name Location▼ NCA adherence
Nina, Aleksandra M. Serbia, Republic of Serbia, Republic of
Ninković, Slobodan Serbia, Republic of Serbia, Republic of
Novaković, Bojan S. Serbia, Republic of Serbia, Republic of
Nagy, Roman (Junior Member) Slovakia Slovakia
Neslusan, Lubos Slovakia Slovakia
Nicolson, George D. South Africa South Africa
Nyamai, Miriam (Junior Member) South Africa South Africa
Namumba, Brenda (Junior Member) South Africa South Africa
Negri, Andrea Spain Spain
Negueruela, Ignacio Spain Spain
Navarro, Juan F. Navarro Juan F. Spain Spain
Nunez, Jorge Spain Spain
Ness, Jan-Uwe Spain Spain
Najarro de la Parra, Francisco Spain Spain
Nilsson, Hampus Sweden Sweden
Nyholm, Anders (Junior Member) Sweden Sweden
Nummelin, Albert F. Sweden Sweden
Nordh, Lennart H. Sweden Sweden
Nilsson, Tobias Jan Sweden Germany
Nättilä, Joonas (Junior Member) Sweden Finland
Nymark, Tanja Kramer Sweden Sweden
Näslund, Magnus Sweden Sweden
North, Pierre Louis Switzerland Switzerland
Nussbaumer, Harry Switzerland Switzerland
Nicollier, Claude Switzerland Switzerland
Nuntiyakul, Waraporn - Thailand Thailand
Noysena, Kanthanakorn (Junior Member) Thailand Thailand
Nammahachak, Suwit Thailand Thailand
NASIROGLU, Ilham Turkey Turkey
Nazarenko, Victor Ukraine Ukraine
Novosyadlyj, Bohdan Ukraine Ukraine
Neelamkodan, Naslim United Arab Emirates India
Nasri, Salah United Arab Emirates United Arab Emirates
Nelson, Alistair H. United Kingdom United Kingdom
Nežič, Rok (Junior Member) United Kingdom United Kingdom
Nicholson, Belinda Annette (Junior Member) United Kingdom United Kingdom
Nelmes, Susan United Kingdom United Kingdom
Naylor, Tim United Kingdom United Kingdom
Napier, William M. United Kingdom United Kingdom
Norton, Andrew John United Kingdom United Kingdom
Napiwotzki, Ralf United Kingdom United Kingdom
Nakariakov, Valery M. United Kingdom United Kingdom
Norris, Mark Anderson United Kingdom United Kingdom
Nicolaou, Georgios (Junior Member) United Kingdom Cyprus
Nelson, Richard P. United Kingdom United Kingdom
Neukirch, Thomas United Kingdom United Kingdom
Nahar, Sultana Nurun United States United States
Natarajan, Priyamvada United States United States
Natarajan, Iniyan (Junior Member) United States South Africa
Noerdlinger, Peter D. United States United States
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