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 (37) Solar System/Planetary Sci (33) Star Formation & Evolu (30) Astronomy Educa (28) Cosmo (25) Galactic Structure & Stellar Populat (24) Exopla (21) Active Galactic Nu (18) Clusters of Galaxies/Large-scale Struc (18) Interstellar Me (14) GRBs (12) High-Energy Pheno (12) Supernovae (12) Astrobio (5) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division