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 (23) Star Formation & Evolu (23) Galaxy Formation & Evolu (21) Solar System/Planetary Sci (18) Cosmo (17) Heliophy (14) Interstellar Me (14) Active Galactic Nu (13) Exopla (13) Galactic Structure & Stellar Populat (13) GRBs (12) High-Energy Pheno (12) Supernovae (12) Clusters of Galaxies/Large-scale Struc (9) Astrobio (4) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division