Nasa says it is likely mysterious Planet Nine DOES exist Prison Planet.com Posted on October 13, 2017 Posted in Aggregated No Comments Tagged with Sci Tech Daily Mail | It has been widely debated among the science community for years, but now Nasa claims that Planet Nine does exist. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email