Organizational Ethics and Policies

AAS Code of Ethics

The advancement of the astronomical sciences requires a commitment to ethical behavior in professional activities. The AAS Code of Ethics provides ethical guidelines for AAS and Division members and affiliates as well as for others involved in professional astronomical activities.

20 Nov 2020 - Governance

AAS Code of Ethics Actions

The information previously posted on this page has been temporarily removed in the interest of confidentiality.

06 May 2018

Anti-Harassment Policy for AAS & Division Meetings & Activities

It is the policy of the American Astronomical Society (AAS) that all participants in Society activities will enjoy an environment free from all forms of discrimination, harassment, and retaliation.

17 Apr 2018 - Governance

Anti-Harassment Policy Actions

The information previously posted on this page has been temporarily removed in the interest of confidentiality.

06 May 2018

Guide to AAS Meeting Etiquette

AAS meetings are the largest and most logistically complex astronomy meetings in the world. We ask all attendees to work together to enhance the value of the meetings by keeping a few simple things in mind.

12 Apr 2018 - Meetings

AAS Event Photography/Videography Disclaimer

Photographers/videographers may be present at American Astronomical Society (AAS) events. By participating in an AAS event, you agree that you have read and acknowledge the following disclaimer.

8 August 2023 - Meetings

Privacy Policy

The American Astronomical Society (AAS) is committed to the value of privacy. AAS is based in the United States and this Privacy Policy explains how the AAS collects, uses, and shares information associated with you. This policy applies to the AAS’s website (, the websites of entities wholly owned by the AAS (such as its topical Divisions and Sky & Telescope), and to meetings, programs, events, and other activities operated or sponsored by the AAS.

20 Oct 2020 - Membership

Terms of Use & Conditions of Service

Your use of this website is at your own risk. If you are dissatisfied with the site or any of the content found on it or on websites to which it linked, or if you do not agree with and consent to our terms of use, your sole and exclusive remedy is to discontinue accessing and using the site.

09 Nov 2017

A Green AAS

The AAS strives to minimize its overall environmental impact as it carries out its mission.

09 Mar 2017 - Sustainability

Copyright & Permissions

The material on this web site is subject to copyright protection, owned by the AAS unless otherwise indicated. Authors, editors, and publishers should also be aware of the copyright policy for the AAS journals.

09 Mar 2017 - Publications

Data Access Policy

Policy explaining who has access to your membership record.

08 Mar 2017 - Membership