Mission

The American Astronomical Society (AAS) is a major international organization of professional astronomers, astronomy educators, and amateur astronomers established in 1899. Based in Washington, DC, the AAS serves a diverse membership of about 8,200 individuals, including physicists, mathematicians, geologists, engineers, and others involved in the astronomical sciences. The Society aims to increase public support for scientific research, improve science education, attract young people to careers in science and technology, and highlight the connections between science, technology, and a prosperous society.