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 (28) Heliophy (19) Star Formation & Evolu (13) Galaxy Formation & Evolu (12) Astronomy Educa (10) Exopla (10) Clusters of Galaxies/Large-scale Struc (7) Active Galactic Nu (6) Astrobio (6) Cosmo (6) Interstellar Me (5) Galactic Structure & Stellar Populat (4) GRBs (3) High-Energy Pheno (3) Supernovae (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division