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 (32) Galaxy Formation & Evolu (31) Star Formation & Evolu (30) Astronomy Educa (26) Cosmo (21) Galactic Structure & Stellar Populat (20) Active Galactic Nu (19) Exopla (18) Clusters of Galaxies/Large-scale Struc (15) GRBs (13) High-Energy Pheno (13) Supernovae (13) Interstellar Me (10) Astrobio (5) Heliophy (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division