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 (35) Heliophy (29) Astronomy Educa (20) Star Formation & Evolu (20) Exopla (13) Galactic Structure & Stellar Populat (13) Cosmo (11) Galaxy Formation & Evolu (11) Active Galactic Nu (10) Interstellar Me (10) Astrobio (9) GRBs (9) High-Energy Pheno (9) Supernovae (9) Clusters of Galaxies/Large-scale Struc (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division