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 Solar System/Planetary Sci (11) Astrobio (8) Exopla (5) Interstellar Me (4) Star Formation & Evolu (3) Heliophy (1) State Facet State City Baltimore (2) Kalamazoo (1) Facet City Membership Class Facet Membership Class Division HEAD (2) LAD (2) Facet Division