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 (83) Solar System/Planetary Sci (59) Star Formation & Evolu (58) Galaxy Formation & Evolu (44) Exopla (40) Galactic Structure & Stellar Populat (40) Cosmo (35) GRBs (31) High-Energy Pheno (31) Supernovae (31) Active Galactic Nu (28) Astrobio (26) Interstellar Me (24) Heliophy (22) Clusters of Galaxies/Large-scale Struc (20) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division