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) Astrobio (8) Exopla (5) Interstellar Me (4) Star Formation & Evolu (3) (-) Heliophy (1) State (-) MD (1) Facet State City Baltimore (5) Bethesda (1) College Park (2) Elkton (1) Germantown (1) Kalamazoo (1) Laurel (4) Silver Spring (1) Tempe (1) (-) Greenbelt (1) Facet City Membership Class Div Affil - DPS (1) Facet Membership Class Division SPD (11) HEAD (7) LAD (3) HAD (1) (-) DPS (1) Facet Division Showing 1-1 of 1 results Edward Sittler Div Affil - DPS Affiliation NASA'S GSFC State/Province MD Country United States