In this preview from the new six part series When We Left Earth, astronauts Neil Armstrong and Gene Cernan discuss their experiences while preparing to launch Gemini VIII and Gemini IX. Airing on consecutive Sundays, June 8, 15, and 27 at 9PM only on the Discovery Channel! For the first time ever, audiences will have the chance to check out mission and training footage completely restored and digitally remastered in HD. For more info, visit: http://dsc.discovery.com/tv/nasa/nasa.html
