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 (29) Astronomy Educa (24) Solar System/Planetary Sci (21) Galaxy Formation & Evolu (20) Active Galactic Nu (19) GRBs (18) High-Energy Pheno (18) Supernovae (18) Clusters of Galaxies/Large-scale Struc (17) Cosmo (17) Exopla (17) Galactic Structure & Stellar Populat (16) Interstellar Me (14) Heliophy (13) Astrobio (9) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division