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 Astronomy Educa (36) Solar System/Planetary Sci (30) Star Formation & Evolu (27) Exopla (23) Galaxy Formation & Evolu (22) GRBs (22) High-Energy Pheno (22) Supernovae (22) Cosmo (20) Galactic Structure & Stellar Populat (17) Active Galactic Nu (16) Interstellar Me (14) Clusters of Galaxies/Large-scale Struc (11) Astrobio (9) Heliophy (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division