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 (44) Solar System/Planetary Sci (36) Star Formation & Evolu (33) Galaxy Formation & Evolu (26) Astronomy Educa (24) Cosmo (24) GRBs (22) High-Energy Pheno (22) Supernovae (22) Galactic Structure & Stellar Populat (21) Interstellar Me (19) Astrobio (18) Clusters of Galaxies/Large-scale Struc (18) Active Galactic Nu (15) Heliophy (10) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division