Frank Drake,Carolyn Porco,John Casani,Lawrence Krauss,Timothy Ferris,Edward Stone,Nick Sagan,Larry Soderblom,Charley Kohlhase,Fran Bagenal,James F. Bell,Frank Locatell,Suzanne Dodd,Jon Lomberg,Heidi H 

FrankDrake,CarolynPorco,JohnCasani,LawrenceKrauss,TimothyFerris,EdwardStone,NickSagan,LarrySoderblom,CharleyKohlhase,FranBagenal 

Frank,Drake,Carolyn,Porco,John,Casani,Lawrence,Krauss