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 Heliophy (12) Solar System/Planetary Sci (4) GRBs (3) High-Energy Pheno (3) Supernovae (3) Astronomy Educa (2) Cosmo (2) Exopla (2) Active Galactic Nu (1) Clusters of Galaxies/Large-scale Struc (1) Galactic Structure & Stellar Populat (1) Star Formation & Evolu (1) (-) Interstellar Me (1) State IA (1) KS (1) MA (2) MD (1) NH (1) OR (1) TX (1) VA (2) (-) CA (1) Facet State City Stanford (1) Facet City Membership Class Graduate Student (1) Undergrad Student (2) (-) Full Member (1) Facet Membership Class Division DPS (8) HEAD (6) LAD (4) HAD (3) DDA (1) (-) SPD (1) Facet Division Showing 1-1 of 1 results Vahe Petrosian Full Member Affiliation Stanford University State/Province CA Country United States