https://knowledgetime.net/country-size-ufo-2000-miles-long-was-filmed-in-space-by-nasas-cassini-spacecraft-video/?fbclid=IwAR3FVdVLhBQXfHC2weMiV0O7d42wfwaTMRbTU9M9wF6jsym6luIae7A_ki0
Just a murky picture that is never identified, could be a scratch on lens.
Great video... thank you. :)