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: 12787 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12413.


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Name Location▼ NCA adherence
Arcavi, Iair Israel Israel
Akashi, Muhammad Saeed Israel Israel
Aharonson, Oded Israel Israel
Astone, Pia Italy Italy
Antonelli, Lucio Angelo Italy Italy
Alessi, Elisa Maria Italy Italy
Amati, Lorenzo Italy Italy
Andretta, Vincenzo Italy Italy
Abbas, Ummi Italy Italy
Antonucci, Ester Italy Italy
Alcala, Juan Manuel Italy Italy
Altamore, Aldo Italy Italy
Antonello, Elio Italy Italy
Amato, Elena Italy Italy
Arcidiacono, Carmelo Italy Italy
Arca Sedda, Manuel (Junior Member) Italy Germany
Acebron, Ana (Junior Member) Italy Italy
Annibali, Francesca Italy Italy
Andreon, Stefano Italy Italy
Ambrosini, Roberto Italy Italy
Antonuccio-Delogu, Vincenzo Italy Italy
Andreuzzi, Gloria Italy Italy
AKITAYA, Hiroshi Japan Japan
AWAKI , Hisamitsu Japan Japan
Arzoumanian, Doris Japan France
Ardi, Eliani Japan Japan
ASANO, Katsuaki Japan Japan
AIKAWA, Yuri Japan Japan
AOKI, Wako Japan Japan
ARIMOTO , Nobuo Japan Japan
AKIYAMA, Eiji Japan Japan
AZUMA , Takahiro Japan Japan
ARAFUNE , Jiro Japan Japan
ABE, Shinsuke Japan Japan
AGATA, Hidehiko Japan Japan
ASAI, Ayumi Japan Japan
AIKAWA, Toshiki Japan Japan
ANDO, Hiroyasu Japan Japan
AKAHORI, Takuya Japan Japan
AKIYAMA, Masayuki Japan Japan
ANDO, Masaki Japan Japan
AYANI, Kazuya Japan Japan
ARAKAWA, Masahiko Japan Japan
ARAKIDA, Hideyoshi Japan Japan
AKITA , Kyo L. Japan Japan
ARAI, Kenzo Japan Japan
Al-Wardat, Mashhoor Ahmad Salameh Jordan Jordan
Abushattal, Ahmad Ali Jordan Jordan
Aimuratov, Yerlan Kairatovich (Junior Member) Kazakhstan Kazakhstan
AN, DEOKKEUN Korea, Rep of Korea, Rep of
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