apollo_17_blue_marble_photo_dec_7_1972_as17-148-22727 Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/apollo_17_blue_marble_photo_dec_7_1972_as17-148-22727-2/Copy URL to clipboard> DownloadShareTagsApollo ProgramNASA HistoryWebMod GrandfatheredSize1041x1041px