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 (28) Solar System/Planetary Sci (23) Astronomy Educa (22) Star Formation & Evolu (22) Cosmo (18) Exopla (18) GRBs (17) High-Energy Pheno (17) Supernovae (17) Clusters of Galaxies/Large-scale Struc (14) Interstellar Me (14) Active Galactic Nu (12) Astrobio (12) Heliophy (10) Galactic Structure & Stellar Populat (8) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division