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) Heliophy (6) Active Galactic Nu (5) Astronomy Educa (5) Exopla (5) GRBs (5) High-Energy Pheno (5) Star Formation & Evolu (5) Supernovae (5) Galactic Structure & Stellar Populat (4) Astrobio (3) Cosmo (3) Interstellar Me (3) Clusters of Galaxies/Large-scale Struc (2) Galaxy Formation & Evolu (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division