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 Exopla (48) Solar System/Planetary Sci (40) Star Formation & Evolu (32) Galaxy Formation & Evolu (28) Cosmo (26) GRBs (24) High-Energy Pheno (24) Supernovae (24) Interstellar Me (22) Astronomy Educa (20) Galactic Structure & Stellar Populat (19) Astrobio (17) Clusters of Galaxies/Large-scale Struc (15) Active Galactic Nu (13) Heliophy (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division