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) Galactic Structure & Stellar Populat (1) Interstellar Me (1) Star Formation & Evolu (1) (-) Clusters of Galaxies/Large-scale Struc (1) State IA (1) MA (1) MD (1) OH (1) (-) CA (1) Facet State City Stanford (1) Facet City Membership Class Undergrad Student (4) (-) Full Member (1) Facet Membership Class Division HEAD (9) DDA (1) DPS (1) HAD (1) (-) SPD (1) Facet Division Showing 1-1 of 1 results Vahe Petrosian Full Member Affiliation Stanford University State/Province CA Country United States