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 Galaxy Formation & Evolu (32) Solar System/Planetary Sci (32) Star Formation & Evolu (28) Astronomy Educa (25) Cosmo (22) Active Galactic Nu (19) Exopla (19) Galactic Structure & Stellar Populat (19) Clusters of Galaxies/Large-scale Struc (15) GRBs (15) High-Energy Pheno (15) Supernovae (15) Interstellar Me (10) Astrobio (5) Heliophy (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division