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 (30) Solar System/Planetary Sci (24) Astronomy Educa (23) Exopla (19) Galaxy Formation & Evolu (17) GRBs (17) High-Energy Pheno (17) Supernovae (17) Cosmo (16) Active Galactic Nu (13) Clusters of Galaxies/Large-scale Struc (13) Galactic Structure & Stellar Populat (12) Heliophy (11) Astrobio (10) Interstellar Me (9) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division