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 (14) Star Formation & Evolu (12) Exopla (11) Astronomy Educa (9) Heliophy (9) Astrobio (7) Cosmo (6) GRBs (6) High-Energy Pheno (6) Supernovae (6) Clusters of Galaxies/Large-scale Struc (5) Galactic Structure & Stellar Populat (5) Galaxy Formation & Evolu (5) Interstellar Me (5) Active Galactic Nu (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division