AdvertisementA Possible Sign Of Life Right Next Door To Earth, On VenusPlay03:34Download AudioSeptember 14, 2020Nell GreenfieldboycefacebookEmailThe images used to create this view of Venus were acquired by the Mariner 10 craft on Feb. 7 and 8, 1974. Decades after the Mariner 2 flew by the planet in 1962, much about the planet remains unknown. (NASA)
