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 (1) Solar System/Planetary Sci (1) State Facet State City Hilo (1) Lititz (1) Pittsburgh (1) University Park (1) Facet City Membership Class Facet Membership Class Division LAD (1) Facet Division