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 (30) Heliophy (23) Astronomy Educa (13) Exopla (13) Star Formation & Evolu (12) Astrobio (8) Galaxy Formation & Evolu (7) Active Galactic Nu (6) Clusters of Galaxies/Large-scale Struc (6) Cosmo (6) GRBs (4) High-Energy Pheno (4) Interstellar Me (4) Supernovae (4) Galactic Structure & Stellar Populat (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division