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 (76) Star Formation & Evolu (75) Exopla (66) Galaxy Formation & Evolu (65) Astronomy Educa (53) Active Galactic Nu (49) Interstellar Me (46) Cosmo (39) Astrobio (38) Galactic Structure & Stellar Populat (38) GRBs (38) High-Energy Pheno (38) Supernovae (38) Heliophy (33) Clusters of Galaxies/Large-scale Struc (30) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division