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 Astronomy Educa (2) Galaxy Formation & Evolu (2) Active Galactic Nu (1) Cosmo (1) State Facet State City Crawley (1) Saint Louis (2) Seattle (1) St. Louis (2) Winthrop (1) Facet City Membership Class Facet Membership Class Division DPS (1) Facet Division