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 (30) Star Formation & Evolu (22) Solar System/Planetary Sci (19) Cosmo (17) Galaxy Formation & Evolu (17) GRBs (15) High-Energy Pheno (15) Interstellar Me (15) Supernovae (15) Astronomy Educa (14) Galactic Structure & Stellar Populat (14) Clusters of Galaxies/Large-scale Struc (12) Active Galactic Nu (10) Astrobio (9) Heliophy (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division