Host Emily Calandrelli assembles an investigative team to tackle one of the biggest questions of our time: Are we alone? She travels to the SETI institute to meet with leading scientists Jill Tarter and Seth Shostak to learn how we are searching for intelligent life in our universe. She also meets with Chris McKay at NASA Ames Research Center to hear his top candidates to host life beyond earth.
Genres: Documentary
Keywords: astronaut , exploration , international-space-station-iss , moon , nasa , robot , space