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 (20) Solar System/Planetary Sci (16) Star Formation & Evolu (15) Clusters of Galaxies/Large-scale Struc (13) Cosmo (13) Active Galactic Nu (10) Astronomy Educa (10) Exopla (10) Galactic Structure & Stellar Populat (10) GRBs (8) High-Energy Pheno (8) Supernovae (8) Interstellar Me (5) Astrobio (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division