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 (16) Exopla (5) Astronomy Educa (4) Astrobio (3) Cosmo (1) Star Formation & Evolu (1) State TX (1) Facet State City Facet City Membership Class Facet Membership Class Division SPD (2) DDA (1) HAD (1) Facet Division