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 Star Formation & Evolu (46) Solar System/Planetary Sci (41) Galaxy Formation & Evolu (39) Astronomy Educa (33) Galactic Structure & Stellar Populat (31) Cosmo (27) Exopla (26) GRBs (20) High-Energy Pheno (20) Supernovae (20) Clusters of Galaxies/Large-scale Struc (18) Active Galactic Nu (17) Interstellar Me (14) Astrobio (12) Heliophy (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division