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 (27) Heliophy (20) Star Formation & Evolu (12) Astronomy Educa (10) Exopla (10) Galaxy Formation & Evolu (8) Astrobio (7) Cosmo (7) Active Galactic Nu (6) GRBs (5) High-Energy Pheno (5) Interstellar Me (5) Supernovae (5) Clusters of Galaxies/Large-scale Struc (3) Galactic Structure & Stellar Populat (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division