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 (44) Star Formation & Evolu (37) Galactic Structure & Stellar Populat (30) Active Galactic Nu (23) Cosmo (23) Astronomy Educa (21) Exopla (21) Interstellar Me (21) Solar System/Planetary Sci (19) Clusters of Galaxies/Large-scale Struc (16) GRBs (13) High-Energy Pheno (13) Supernovae (13) Astrobio (10) Heliophy (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division