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 Solar System/Planetary Sci (365) Exopla (204) Astronomy Educa (152) Astrobio (122) Star Formation & Evolu (111) Galactic Structure & Stellar Populat (59) Galaxy Formation & Evolu (59) Interstellar Me (57) Cosmo (55) GRBs (53) High-Energy Pheno (53) Supernovae (53) Heliophy (45) Active Galactic Nu (41) Clusters of Galaxies/Large-scale Struc (34) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division