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 Exopla (2) Solar System/Planetary Sci (2) Astronomy Educa (1) Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) Galactic Structure & Stellar Populat (1) GRBs (1) High-Energy Pheno (1) Interstellar Me (1) Star Formation & Evolu (1) Supernovae (1) (-) Heliophy (3) (-) Astrobio (1) (-) Galaxy Formation & Evolu (1) State AB (1) AL (6) CA (26) CO (21) DC (3) DE (1) FL (2) GA (1) Gyeonggi-do (1) HI (1) IA (2) IN (1) Kanagawa (1) KS (1) MA (6) MD (20) MI (2) MN (2) NC (1) ND (1) NH (2) NJ (5) NM (6) NV (1) NY (5) OH (2) ON (1) OR (2) PA (4) RI (1) SC (1) Scotland (1) TX (2) UT (1) VA (8) WA (2) (-) AZ (3) Facet State City Flagstaff (1) Tucson (2) Facet City Membership Class E (1) F (1) JR (1) Facet Membership Class Division DPS (9) HAD (5) DDA (2) HEAD (2) LAD (1) (-) SPD (3) Facet Division Showing 1-3 of 3 results Christoph Keller F Affiliation Lowell Observatory State/Province AZ Country United States Nazende Kerkeser JR Affiliation University of Arizona State/Province AZ Country United States John Leibacher E Affiliation IAS, U. Paris-Saclay; LPL, U. Arizona; & NSO State/Province AZ Country United States