The Association of Science and Technology Centers (ASTC) is a professional membership organization with a vision of increased understanding of—and engagement with—science and technology among all people and a mission to champion and support science and technology centers and museums.

Founded in 1973, ASTC champions and supports more than 500 science and technology centers and museums, natural history museums, children’s museums, and other STEM-rich, place-based institutions, such as nature centers, aquariums, planetariums, zoos, and botanical gardens throughout North America and in nearly 50 countries, as well as nearly 200 other organizations that share an interest in science learning and engagement. ASTC is a 501(c)(3) tax-exempt nonprofit educational organization.