Watch Live as NASA's Cassini Finally Faces Its Fiery Doom 09.14.17 [...] Under the immense heat and pressure of Saturn’s atmosphere, Cassini will transform from a relatively healthy (if low on gas [ http://www.businessinsider.com/cassini-death-grand-finale-reason-2017-4 ]) little spacecraft to, well, a very expensive and beloved little fireball. You can watch Cassini go dark on this livestream below, starting at 7am Eastern time [on September 15, 2017]: