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Working Group on Time Domain Astronomy (WGTDA)

History: Established at the 223rd meeting, January 2014 in Washington, in response to a recommendation from the 2012 Workshop on Developing a Plan for Preserving Astronomy’s Archival Records sponsored by the Working Group on the Preservation of Astronomical Heritage. That Workshop identified a growing need for coordination and cooperation in the rapidly developing field of time-domain astronomy (TDA).

Working Group on Astroinformatics and Astrostatistics (WGAA)

History: The WG was established at the 220th Meeting, June 2012 in Anchorage in response to a White Paper report submitted to the Astro2010 Decadal Survey.

Members: Any AAS member with an interest in these fields is invited to join.

Steering Committee: ~10 members including the chair; initially appointed by the Council and in successive terms, nominated by the Working Group and confirmed by the AAS Board of Trustees

Classes of Membership

Application for admission to the AAS, in any category of membership, requires nomination by Full Members of the American Astronomical Society.

Full Membership

Full Membership is open to any person deemed capable of preparing an acceptable scientific paper on some subject of astronomy or related branch of science. Supporting evidence for nomination to Full Membership should include at least one of the following:

What is the AAS policy on use of mailing lists?

Postal Addresses
The AAS will permit use of the mailing list by commercial and non-commercial organizations. Details of products or events must be submitted and judged to be of potential interest to a significant fraction of the membership. Authorization is given for one-time use of the list on each occasion. A small fee is charged to cover handling. The AAS mailing list is never sold to firms unrelated to astronomy or science.


Tax-deductible gifts in any amount may be sent by check or credit card directly to the AAS Executive Office. If you wish to direct your contribution to a specific objective, simply indicate the fund(s) for which the gift is designated.

Committee for Sexual-Orientation & Gender Minorities in Astronomy (SGMA)


History: Established as the Working Group on LGBTIQ Equality (WGLE) on 8 January 2012

Members: Appointed by the AAS Board of Trustees

Term: Three years, June to June; staggered

Charge: To promote equality for sexual-orientation and gender minorities (SGMs) within our profession, including those identifying as lesbian, gay, bisexual, transgender, intersex, asexual, questioning, or queer. SGMA works to