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 (3) Astronomy Educa (2) Astrobio (1) Cosmo (1) Exopla (1) Star Formation & Evolu (1) State Facet State City Boulder (1) Calgary (1) Lititz (1) Madison (1) Merced (1) Mountain View (1) Sendai (1) Facet City Membership Class Full Member (2) Facet Membership Class Division DDA (1) HAD (1) HEAD (1) SPD (1) Facet Division