Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Exopla (2) Astrobio (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) State Facet State City Baltimore (1) Facet City Membership Class Facet Membership Class Division HEAD (1) Facet Division