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International Affiliate Benefits


  • Renew your membership during the the Society's annual renewal drive and save 15% the following year on your share of the author charges for one paper published in an AAS journal, i.e., the Astronomical Journal or the Astrophysical Journal, Letters, or Supplement (Learn more)
  • Present talks or posters at AAS meetings
  • Submit nominations for AAS grants, prizes, and awards


  • Join AAS Divisions at the discounted AAS member rate
  • Register at reduced rates for AAS and Divisions meetings
  • With paid subscription at the member rate, access the Society's premier scientific publications, the Astronomical Journal, the Astrophysical Journal, Letters, and Supplement
  • Receive discounts on American Institute of Physics (AIP) publications and special rates on Annual Review publications, such as the Annual Review of Astronomy and Astrophysics
  • Travel with discounted car rentals through Hertz


  • Post news, announcements, events, and other items
  • Stay current with the member-only AAS News Digest and email alerts
  • Find or post the latest career opportunities using the AAS Job Register
  • Get detailed search results from the online AAS Membership Directory

International Affiliates are astronomers or scientists in closely related fields who do not reside in the United States. Applicants require either nomination by an active Full Member of the AAS or must be members of an affiliated society that requires nomination for membership. 

2020 Dues = $118

International Affiliate Application Form