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 Star Formation & Evolu (21) Astronomy Educa (19) Galaxy Formation & Evolu (19) Solar System/Planetary Sci (17) Cosmo (15) Exopla (15) Interstellar Me (14) Heliophy (13) Galactic Structure & Stellar Populat (12) Active Galactic Nu (11) Clusters of Galaxies/Large-scale Struc (11) GRBs (10) High-Energy Pheno (10) Supernovae (10) Astrobio (3) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division