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 Solar System/Planetary Sci (31) Heliophy (23) Exopla (14) Astronomy Educa (13) Star Formation & Evolu (13) Galaxy Formation & Evolu (10) Astrobio (8) Cosmo (7) Active Galactic Nu (6) Clusters of Galaxies/Large-scale Struc (6) Galactic Structure & Stellar Populat (6) Interstellar Me (5) GRBs (3) High-Energy Pheno (3) Supernovae (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division