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Seattle Astronomical Society
Welcome to the Seattle Astronomical Society (SAS), a nonprofit organization dedicated to promoting all aspects of amateur astronomy for the benefit of its members and the general public.
The SAS is a 501(c)(3) non-profit organization, created and sustained by members who share a common interest in the observational, educational, and social aspects of amateur astronomy. Established in 1948, the SAS includes a diverse collection of people of all ages, occupations, educational levels, and astronomy experience, ranging from beginners to professional astronomers.
This diverse membership supports the general objectives of the SAS, which include promoting and providing meaningful astronomical activities for SAS members as well as offering outreach and education for the public.