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 (49) Solar System/Planetary Sci (46) Star Formation & Evolu (46) Exopla (37) GRBs (34) High-Energy Pheno (34) Supernovae (34) Galaxy Formation & Evolu (33) Cosmo (30) Active Galactic Nu (25) Galactic Structure & Stellar Populat (23) Clusters of Galaxies/Large-scale Struc (21) Interstellar Me (20) Heliophy (16) Astrobio (14) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division