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 (7) Astrobio (2) Exopla (2) Active Galactic Nu (1) Galactic Structure & Stellar Populat (1) State Facet State City Greenwich (1) Hanover (1) Lowell (1) Facet City Membership Class Facet Membership Class Division HEAD (12) LAD (3) SPD (2) Facet Division