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 (26) Heliophy (19) Star Formation & Evolu (12) Astronomy Educa (10) Exopla (10) Astrobio (7) Cosmo (7) Galaxy Formation & Evolu (7) Active Galactic Nu (5) GRBs (5) High-Energy Pheno (5) Supernovae (5) Interstellar Me (3) Clusters of Galaxies/Large-scale Struc (2) Galactic Structure & Stellar Populat (2) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division