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 2014 and 2019 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 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 members:13527 (of which 348 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11012.


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Name Location NCA adherence▼
Akitaya, Hiroshi Japan Japan
ASAI, Ayumi Japan Japan
AKIYAMA, Masayuki Japan Japan
AKIYAMA, Eiji Japan Japan
ARAFUNE , Jiro Japan Japan
ARAKAWA, Masahiko Japan Japan
Ardi, Eliani Japan Japan
AZUMA , Takahiro Japan Japan
ASANO, Katsuaki Japan Japan
AIKAWA, Yuri Japan Japan
AOKI, Wako Japan Japan
AWAKI , Hisamitsu Japan Japan
AYANI, Kazuya Japan Japan
Al-Wardat, Mashhoor Ahmad Salameh Jordan Jordan
AN, DEOKKEUN Korea, Rep of Korea, Rep of
AHN, SANG-HYEON Korea, Rep of Korea, Rep of
ANN, Hong-Bae Korea, Rep of Korea, Rep of
AHN, Youngsook Korea, Rep of Korea, Rep of
Ābele, Māris K. Latvia Latvia
Apostolovska, Gordana Macedonia, Former Rep of Yugoslavia Macedonia, Former Rep of Yugoslavia
Andrianomena, Hagatiana Sambatra (Junior Member) Madagascar Madagascar
Abu Kassim, Hasan Malaysia Malaysia
Andernach, Heinz J Mexico Mexico
Aguilar, Luis Alberto Mexico Mexico
Arthur, Jane Mexico Mexico
Avila Foucault, Remy F. Mexico Mexico
Avila-Reese, Vladimir Mexico Mexico
Alvarez, César Mexico Mexico
Ambrocio-Cruz, Silvia Patricia Mexico Mexico
Allen, Christine Mexico Mexico
Arellano Ferro, Armando Mexico Mexico
Aretxaga, Itziar Mexico Mexico
Ait Moulay Larbi, El mamoun (Junior Member) Morocco Morocco
Azagrouze, Ossama Morocco Morocco
Achterberg, Abraham Netherlands Netherlands
Ando, Shin'ichiro Netherlands Netherlands
Audley, Michael Damian Netherlands Netherlands
Adams, Elizabeth A K Netherlands Netherlands
Allen, William New Zealand New Zealand
Andrews, Frank New Zealand New Zealand
Adams, Jenni New Zealand New Zealand
Albrow, Michael New Zealand New Zealand
Alexander, Jordan (Junior Member) New Zealand New Zealand
Arnold, Richard A. New Zealand New Zealand
Akujor, Chidi Emmanuel Nigeria Nigeria
Aksnes, Kaare Norway Norway
Andersen, Bo Nyborg Norway Norway
Abramowicz, Marek Poland Poland
Anton, Sonia Portugal Portugal
Afonso, Jose M Portugal Portugal
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