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 (11) Astrobio (9) Active Galactic Nu (6) Galaxy Formation & Evolu (6) Clusters of Galaxies/Large-scale Struc (5) Cosmo (5) GRBs (3) High-Energy Pheno (3) Interstellar Me (3) Supernovae (3) Galactic Structure & Stellar Populat (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division