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 (110) Exopla (109) Astronomy Educa (95) Star Formation & Evolu (92) Galaxy Formation & Evolu (85) Cosmo (82) Active Galactic Nu (65) GRBs (64) High-Energy Pheno (64) Supernovae (64) Interstellar Me (63) Galactic Structure & Stellar Populat (62) Astrobio (60) Clusters of Galaxies/Large-scale Struc (59) Heliophy (46) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division