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 Exopla (33) Solar System/Planetary Sci (23) Star Formation & Evolu (20) Cosmo (19) Galaxy Formation & Evolu (18) Galactic Structure & Stellar Populat (14) Interstellar Me (14) Astronomy Educa (13) Clusters of Galaxies/Large-scale Struc (13) GRBs (12) High-Energy Pheno (12) Supernovae (12) Astrobio (11) Active Galactic Nu (9) Heliophy (6) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division