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 (11) Astronomy Educa (5) Astrobio (4) Exopla (4) Clusters of Galaxies/Large-scale Struc (2) Galaxy Formation & Evolu (2) Heliophy (2) Active Galactic Nu (1) Cosmo (1) Galactic Structure & Stellar Populat (1) GRBs (1) High-Energy Pheno (1) Interstellar Me (1) Supernovae (1) (-) Star Formation & Evolu (2) State AB (1) AZ (1) CO (1) IA (1) MD (1) NM (1) NY (1) PA (1) (-) CA (2) Facet State City San Ramon (1) Facet City Membership Class Full Member (9) Graduate Student (1) Undergrad Student (2) (-) Full Emeritus Member (2) Facet Membership Class Division HAD (3) DDA (1) HEAD (1) LAD (1) SPD (1) (-) DPS (2) Facet Division Showing 1-2 of 2 results William Borucki Full Emeritus Member Affiliation State/Province CA Country United States Cynthia Cheung Full Emeritus Member Affiliation NASA's GSFC State/Province CA Country United States