Life on Planets

"Ask most anyone whether life exists on other planets and moons, and the answer you’ll get is a confident “yes!” Going back decades (and in many ways generations), we’ve been introduced to a menagerie of extraterrestrials good and bad."https://astrobiology.nasa.gov/about/?utm_source=1440-st&utm_medium=email&utm_campaign=view-content-pr&user_id=66c4c92f5d78644b3ac5d5b4