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 (31) Heliophy (23) Astronomy Educa (14) Star Formation & Evolu (14) Exopla (13) Astrobio (8) Active Galactic Nu (7) Galaxy Formation & Evolu (6) Clusters of Galaxies/Large-scale Struc (5) Cosmo (5) GRBs (4) High-Energy Pheno (4) Supernovae (4) Galactic Structure & Stellar Populat (3) Interstellar Me (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division