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 (24) Star Formation & Evolu (19) Active Galactic Nu (17) Cosmo (16) Astronomy Educa (14) Exopla (13) Interstellar Me (13) Solar System/Planetary Sci (13) GRBs (12) High-Energy Pheno (12) Supernovae (12) Clusters of Galaxies/Large-scale Struc (10) Galactic Structure & Stellar Populat (10) Astrobio (9) Heliophy (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division