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 (16) Exopla (14) Astronomy Educa (13) Star Formation & Evolu (9) Astrobio (8) Galaxy Formation & Evolu (8) Clusters of Galaxies/Large-scale Struc (7) GRBs (7) High-Energy Pheno (7) Supernovae (7) Cosmo (5) Galactic Structure & Stellar Populat (5) Heliophy (4) Interstellar Me (4) Active Galactic Nu (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division