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 Galaxy Formation & Evolu (37) Solar System/Planetary Sci (33) Star Formation & Evolu (29) Astronomy Educa (25) Cosmo (22) Galactic Structure & Stellar Populat (21) Clusters of Galaxies/Large-scale Struc (20) Active Galactic Nu (19) Exopla (19) Interstellar Me (12) GRBs (11) High-Energy Pheno (11) Supernovae (11) Astrobio (5) Heliophy (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division