CNN chief scientist , Stofan , wants humans on Earth by 8 months . The interplanetary endeavor has more to do with unlocking Earth 's secrets than you might think . Astronauts would take 8 months to reach planet , face radiation , thin atmosphere . Studying Mars would help us better understand Mars . Believes there must be intelligent life in our universe .
CNN chief scientist , Stofan , wants humans on Earth by 8 months . Astronauts would take 8 months to reach planet , face radiation , thin atmosphere . Studying Mars would help us better understand Mars . Believes there must be intelligent life in our universe .