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) Star Formation & Evolu (20) Astronomy Educa (18) Interstellar Me (14) Solar System/Planetary Sci (13) Heliophy (12) Active Galactic Nu (11) Cosmo (11) Galactic Structure & Stellar Populat (10) Clusters of Galaxies/Large-scale Struc (9) Exopla (9) GRBs (8) High-Energy Pheno (8) Supernovae (8) Astrobio (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division