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 (35) Solar System/Planetary Sci (24) Cosmo (21) Star Formation & Evolu (21) Galaxy Formation & Evolu (19) Galactic Structure & Stellar Populat (15) Astronomy Educa (14) Clusters of Galaxies/Large-scale Struc (14) Interstellar Me (14) Astrobio (12) GRBs (12) High-Energy Pheno (12) Supernovae (12) Active Galactic Nu (9) Heliophy (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division