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: 12739 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12373.


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Name▼ Location NCA adherence
K, Uma S India India
Kaasinen, Melanie (Junior Member) Germany Germany
Kaastra, Jelle S. Netherlands Netherlands
Kabath, Petr Czech Republic Czech Republic
Kablak, Nataliya Ukraine Ukraine
KABURAKI, Osamu Japan Japan
Kachelriess, Michael Norway Norway
Kadam, Kundan (Junior Member) Hungary Hungary
Kafatos, Menas United States United States
Kafka, Styliani (Stella) United States United States
Kafle, Prajwal Raj Australia Australia
Kahane, Claudine France France
Kahil, Magd Elias Egypt Egypt
Kahniashvili, Tina United States United States
Kainulainen, Jouni Sweden Sweden
Kaisin, Serafim Serafimovich Russian Federation Russian Federation
Kaisina, Elena Ivanovna Russian Federation Russian Federation
Kaitchuck, Ronald H. United States United States
Kajava, Jari Juha Eemeli Finland Finland
KAJINO, Toshitaka Japan Japan
KAJISAWA, Masaru Japan Japan
KAJITA, Takaaki Japan Japan
KAKAZU, Yuko United States Japan
KAKINUMA , Takakiyo . Japan Japan
Kalam, Mehedi India India
Kalas, Paul United States United States
Kalberla, Peter Michael Germany Germany
Kale, Ruta Prabhakar India India
Kalemci, Emrah Turkey Turkey
Kalenskii, Sergei V. Russian Federation Russian Federation
Kalinichenko, Mykola Ukraine Ukraine
Kaliuzhnyi, Mykola (Junior Member) Ukraine Ukraine
Kalnajs, Agris J. Australia Australia
Kalogera, Vicky United States United States
Kalomeni, Belinda - Turkey Turkey
Kaltcheva, Nadia United States Bulgaria
Kaltenegger, Lisa United States United States
Kalugodu, Chandrashekhar Norway Norway
Kalvāns, Juris Latvia Latvia
Kalvouridis, Tilemachos John Greece Greece
Kama, Mihkel Netherlands Estonia
Kamal, Fouad Youssef Egypt Egypt
Kamath, Devika Australia Australia
KAMAYA, Hideyuki Japan Japan
KAMAZAKI, Takeshi Japan Japan
KAMBE, Eiji United States Japan
KAMEGAI, Kazuhisa Japan Japan
Kamel, Tarek Mahmoud (Junior Member) Egypt Egypt
KAMENO, Seiji Chile Chile
KAMEYA, Osamu Japan Japan
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