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 (109) Exopla (108) Astronomy Educa (95) Star Formation & Evolu (91) Galaxy Formation & Evolu (84) Cosmo (82) Active Galactic Nu (64) GRBs (64) High-Energy Pheno (64) Supernovae (64) Galactic Structure & Stellar Populat (62) Interstellar Me (62) Astrobio (59) Clusters of Galaxies/Large-scale Struc (58) Heliophy (46) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division