The Maria Mitchell Association Aquarium also known as the Nantucket Aquarium, is a small, local, seasonal aquarium in Nantucket, Massachusetts. It serves as the island's only marine science center and resource. The Aquarium is one of the many resources offered by the Maria Mitchell Association, a local non-profit organization that promotes scientific education and research in service to the legacy of Maria Mitchell (1818-1889), America's first female astronomer and Nantucket native.