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 (113) Exopla (110) Star Formation & Evolu (102) Astronomy Educa (101) Galaxy Formation & Evolu (90) Cosmo (86) Interstellar Me (70) GRBs (69) High-Energy Pheno (69) Supernovae (69) Active Galactic Nu (68) Galactic Structure & Stellar Populat (67) Clusters of Galaxies/Large-scale Struc (65) Astrobio (60) Heliophy (49) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division