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 10 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: 13587 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11098.


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Name▼ Location NCA adherence
Phillips, Mark M. Chile Chile
Phillips, Thomas Gould United States United States
Piacentini, Ruben Argentina Argentina
Pian, Elena Italy Italy
Piatti, Andrés E. Argentina Argentina
Picazzio, Enos Brazil Brazil
Piccinni, Ornella Juliana (Junior Member) Italy Italy
Pichardo, Barbara Mexico Mexico
Pick, Monique France France
Pickering, Juliet Clare United Kingdom United Kingdom
Pickles, Andrew John United States United States
Pidopryhora, Yurii Germany Germany
Pierre, Marguerite France France
Pietrukowicz, Paweł Poland Poland
Piétu, Vincent France France
Pigatto, Luisa Italy Italy
Pignata, Giuliano Chile Chile
Pignatale, Francesco Cristiano France France
Pigulski, Andrzej Poland Poland
Pihajoki, Pauli O. Finland Finland
Pihlström, Ylva United States United States
Piirola, Vilppu E. Finland Finland
Pijpers, Frank Peter Netherlands Netherlands
Pikichian, Hovhannes Vahram Armenia Armenia
Pilachowski, Catherine United States United States
Pilat-Lohinger, Elke E. Austria Austria
Pilbratt, Göran L Netherlands Netherlands
Pilcher, Carl Bernard United States United States
Pilecki, Bogumił Poland Poland
Pilia, Maura (Junior Member) Italy Italy
Pilipenko, Sergey Russian Federation Russian Federation
Pilkington, John D.H. United Kingdom United Kingdom
Pillai, Thushara Germany Germany
Pillepich, Annalisa Germany United States
Pilling, Sergio Brazil Brazil
Pilyugin, Leonid Ukraine Ukraine
Pimbblet, Kevin A. United Kingdom United Kingdom
Pineau des Forets, Guillaume France France
Pineault, Serge Canada Canada
Pineda de Carias, Maria Cristina Honduras Honduras
PING, Jinsong China, Nanjing China, Nanjing
Pinkau, K. Germany Germany
Pinna, Francesca (Junior Member) Germany Spain
Pino, Lorenzo (Junior Member) Netherlands Netherlands
Pinotsis, Antonis D. Greece Greece
Pinsonneault, Marc Howard United States United States
Pintado, Olga I. Argentina Argentina
Pinte, Christophe France France
Pinto, Philip Alfred United States United States
Pinzón Estrada, Giovanni Colombia Colombia
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