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 (23) Exopla (13) Star Formation & Evolu (13) Astronomy Educa (11) Astrobio (10) Galactic Structure & Stellar Populat (8) Galaxy Formation & Evolu (6) Heliophy (6) GRBs (5) High-Energy Pheno (5) Supernovae (5) Active Galactic Nu (4) Clusters of Galaxies/Large-scale Struc (4) Cosmo (4) Interstellar Me (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division