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 Heliophy (131) Solar System/Planetary Sci (56) Star Formation & Evolu (42) Astronomy Educa (36) Exopla (31) GRBs (27) High-Energy Pheno (27) Supernovae (27) Interstellar Me (23) Astrobio (17) Cosmo (17) Galactic Structure & Stellar Populat (16) Clusters of Galaxies/Large-scale Struc (15) Active Galactic Nu (13) Galaxy Formation & Evolu (13) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division