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 (14) Exopla (12) Astronomy Educa (11) Astrobio (8) Galaxy Formation & Evolu (7) Cosmo (6) GRBs (6) High-Energy Pheno (6) Supernovae (6) Active Galactic Nu (5) Galactic Structure & Stellar Populat (4) Interstellar Me (4) Clusters of Galaxies/Large-scale Struc (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division