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 (38) Heliophy (30) Astronomy Educa (24) Star Formation & Evolu (22) Exopla (15) Cosmo (14) Galactic Structure & Stellar Populat (14) Galaxy Formation & Evolu (14) GRBs (11) High-Energy Pheno (11) Supernovae (11) Active Galactic Nu (10) Interstellar Me (10) Astrobio (9) Clusters of Galaxies/Large-scale Struc (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division