IAU Secretariat

The Secretariat is the focal point for all communications concerning the IAU:

IAU–UAI Secretariat
98-bis Blvd Arago
F–75014 Paris
France

The IAU is located on the 2nd floor, offices n°270, 271 and 283. An access map in PDF format can be downloaded here.

The IAU kindly acknowledges CNRS-INSU for gratuitously hosting us at the Institut d'Astrophysique de Paris (IAP).

Phone: +33 1 43 25 83 58 
Email: iauinfos@iap.fr
URL: https://www.iau.org/

1. For IAU Members and Institutions:
   
   On matters related to General Secretariat, Administration, Finances or National Membership please contact:
   
   Maria Rosaria D'Antonio
   Email: dantonio@iap.fr
   
   For inquiries on IAU Divisions, Commissions and Working Groups and for address changes or information concerning IAU Individual or Junior Membership, please contact:
   
   Madeleine Smith-Spanier
   Email: smith@iap.fr
   
   Inquiries about IAU policy and general matters, cooperation with other Unions or Institutions, IAU Regional Meetings, requests for endorsements or sponsorship should be directed to the IAU General Secretary:
   
   Prof. José Miguel Rodriguez Espinosa
   Email: IAU-general.secretary@iap.fr
   
   Inquiries concerning specific planned, approved, or ongoing IAU Symposia and Focus Meetings should be directed to the IAU Assistant General Secretary:
                                                                                                                                                                                                                                                             Prof. Diana Mary Worrall
   Email: IAU-assistant.general.secretary@iap.fr
   
   Inquiries concerning the website should be addressed to the IAU webmaster (see below).
   
   
2. For the General Public:
   
   Queries and questions from the public on IAU-related matters can be sent to the email below. We kindly ask you to use English only. Please check our FAQ first if there may an answer there. Note that we unfortunately do not have the human resources to answer emails about specific astronomical topics. However, there are several websites that can give you detailed information if you post a question.
   
   You may also contact the IAU Office for Astronomy Outreach at:
   Email: public@oao.iau.org 
   
   
3. For Press inquiries
   
   Queries and questions from the media on IAU-related matters can be sent to the IAU Director of Communications on the email below. We kindly ask you to use English only.
   
   Lars Lindberg Christensen 
   Email: lars.christensen@noirlab.edu
   
   The IAU kindly acknowledges the European Southern Observatory (ESO) for gratuitously hosting the IAU web services.