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 Interstellar Me (4) Astrobio (3) Solar System/Planetary Sci (3) Star Formation & Evolu (2) Heliophy (1) State Facet State City Baltimore (1) Cambridge (1) Conshohocken (1) Madison (1) Facet City Membership Class Facet Membership Class Division HEAD (1) Facet Division