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 (350) Exopla (190) Astrobio (119) Astronomy Educa (97) Star Formation & Evolu (75) Interstellar Me (46) GRBs (38) High-Energy Pheno (38) Supernovae (38) Cosmo (36) Galactic Structure & Stellar Populat (34) Heliophy (34) Galaxy Formation & Evolu (28) Clusters of Galaxies/Large-scale Struc (25) Active Galactic Nu (23) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division