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 (32) Heliophy (23) Exopla (14) Astronomy Educa (13) Star Formation & Evolu (11) Galaxy Formation & Evolu (9) Astrobio (8) Clusters of Galaxies/Large-scale Struc (7) Cosmo (7) Active Galactic Nu (6) Galactic Structure & Stellar Populat (4) GRBs (4) High-Energy Pheno (4) Interstellar Me (4) Supernovae (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division