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 (16) Star Formation & Evolu (16) Solar System/Planetary Sci (15) Astronomy Educa (12) Active Galactic Nu (9) Astrobio (9) Galaxy Formation & Evolu (8) GRBs (8) High-Energy Pheno (8) Supernovae (8) Cosmo (7) Interstellar Me (6) Clusters of Galaxies/Large-scale Struc (5) Galactic Structure & Stellar Populat (5) Heliophy (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division