Narration of article titled:
SPACE NASA Eyes Crew Deep Sleep Option for Mars Mission
OCT 3, 2014 12:00 PM ET // BY IRENE KLOTZ
page one
http://news.discovery.com/space/nasa-eyes-crew-deep-sleep-option-for-mission-to-mars-141003.htm
NASA Eyes Crew Deep Sleep Option for Mars Mission (Page 2)
OCT 3, 2014 12:00 PM ET // BY IRENE KLOTZ
http://news.discovery.com/space/nasa-eyes-crew-deep-sleep-option-for-mission-to-mars-1410031.htm
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