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 (51) Heliophy (39) Star Formation & Evolu (38) Astronomy Educa (33) Exopla (27) Cosmo (21) Galaxy Formation & Evolu (21) GRBs (20) High-Energy Pheno (20) Supernovae (20) Galactic Structure & Stellar Populat (19) Active Galactic Nu (18) Clusters of Galaxies/Large-scale Struc (17) Interstellar Me (15) Astrobio (14) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division