主演：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 Hammel
简介：Is it humankind's greatest achievement 12 billion miles away a tiny spaceship is leaving our