00570nam a2200097Ia 4500 170517s9999 xx 000 0 und d When We Left Earth: The NASA Missions Prepare for lift-off with this stunning, high-definition six-part series chronicling the inside story of NASA's most epic endeavors. Commemorating the space agency's 50th anniversary, follow John Glenn's Mercury mission to orbit the earth, Neil Armstrong's first historic steps on... Science. http://topdocumentaryfilms.com/when-we-left-earth-nasa-missions/ 334510 334510 0 0 0 CL CL 2017-05-17 0 2017-05-17 00:00:00 2017-05-17 DF