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 Astrobio (1) Exopla (1) Galactic Structure & Stellar Populat (1) Heliophy (1) Interstellar Me (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) (-) Galaxy Formation & Evolu (2) State (-) MA (2) Facet State City (-) Cambridge (2) Facet City Membership Class E (1) F (1) Facet Membership Class Division HEAD (10) LAD (2) DDA (1) SPD (1) (-) HAD (2) Facet Division Showing 1-2 of 2 results Charles Lada F Affiliation SAO State/Province MA Country United States Arnold Rots E Affiliation Center for Astrophysics | Harvard & Smithsonian State/Province MA Country United States