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Individual memberships are available to those actively involved in astronomy or a related branch of science. Corporations and other entities desirous of encouraging the work of the Society should join as a Corporate Member.

09 Aug 2018 - Membership

The AAS is reaching out to its emeritus members and those who have belonged to the Society for at least 40 years to recognize them for their long-term support and to explore how better to serve this group.

25 Mar 2016 - Membership

Persons who have rendered conspicuous service to astronomy other than through scientific contributions.

15 Feb 2018 - Membership

Renewing recent memberships is easy and may be accomplished online. The procedure for reinstating past membership depends on the time that has elapsed, see page for details.

11 Aug 2018 - Membership

Application for admission to the AAS no longer requires nomination by two Full Members of the American Astronomical Society. Learn more about the Society's membership class changes in 2018.

11 Aug 2018 - Membership

Astronomers of distinction who are not resident in North America.

27 Apr 2018 - Membership

Member rates for 2019.

07 Aug 2018 - Membership, Journals

Details on material and professional benefits.

07 Aug 2018 - Membership