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 (4) Star Formation & Evolu (4) Exopla (3) GRBs (3) High-Energy Pheno (3) Supernovae (3) Interstellar Me (2) Astrobio (1) Astronomy Educa (1) Cosmo (1) Galactic Structure & Stellar Populat (1) (-) Active Galactic Nu (1) State Denmark (1) IL (1) MA (23) Sir Fynwy (1) TX (1) (-) MD (1) Facet State City Alexandria (3) Ashland (1) Baltimore (39) Boulder (2) Catonsville (1) Charlottesville (5) College Park (1) Columbia (1) Crownsville (1) Gaithersburg (1) Germantown (1) Greenbelt (15) Harrisonburg (1) Honolulu (1) Laurel (2) Marriottsville (1) McDonald Observatory (1) Mountain View (1) Socorro (1) Washington (5) (-) Silver Spring (1) Facet City Membership Class (-) Full Member (1) Facet Membership Class Division HEAD (1) Facet Division Showing 1-1 of 1 results Haocheng Zhang Full Member Affiliation UMBC/NASA GSFC State/Province MD Country United States