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 Astronomy Educa (16) Solar System/Planetary Sci (16) Exopla (14) Star Formation & Evolu (14) Astrobio (11) Interstellar Me (11) Active Galactic Nu (10) Galaxy Formation & Evolu (10) GRBs (9) High-Energy Pheno (9) Supernovae (9) Galactic Structure & Stellar Populat (6) Cosmo (5) Heliophy (5) Clusters of Galaxies/Large-scale Struc (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division