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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.
Persons who have rendered conspicuous service to astronomy other than through scientific contributions.
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.
Application for admission to the AAS, in any category of membership, requires nomination by Full Members of the American Astronomical Society.
Become a Corporate Member. Read the Benefits and Privileges of AAS Corporate Membership.