Frozen canyons on Pluto’s North Pole revealed in new NASA image Kit Daniels Posted on February 26, 2016 Posted in Aggregated No Comments The canyons also serve as evidence that tectonic activity once took place on Pluto in times long past. 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