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 Exopla (73) Star Formation & Evolu (59) Astronomy Educa (56) Solar System/Planetary Sci (56) Galaxy Formation & Evolu (55) Cosmo (54) Active Galactic Nu (46) Interstellar Me (42) GRBs (41) High-Energy Pheno (41) Supernovae (41) Galactic Structure & Stellar Populat (38) Clusters of Galaxies/Large-scale Struc (37) Astrobio (30) Heliophy (25) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division