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 (34) Heliophy (28) Astronomy Educa (19) Star Formation & Evolu (19) Galactic Structure & Stellar Populat (13) Exopla (12) Galaxy Formation & Evolu (11) Cosmo (10) Interstellar Me (9) Active Galactic Nu (8) Astrobio (8) GRBs (8) High-Energy Pheno (8) Supernovae (8) Clusters of Galaxies/Large-scale Struc (7) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division