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 (34) Solar System/Planetary Sci (29) Star Formation & Evolu (26) Exopla (22) Galaxy Formation & Evolu (21) GRBs (21) High-Energy Pheno (21) Supernovae (21) Cosmo (19) Galactic Structure & Stellar Populat (16) Active Galactic Nu (14) Interstellar Me (12) Clusters of Galaxies/Large-scale Struc (11) Astrobio (8) Heliophy (5) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division