From Twitter https://twitter.com/drsekula: RT @NYTScience: The closest-ever photo of Pan, one of Saturn's moons, shows it looks like a wrinkly ravioli. https://myaccount.nytimes.com/auth/login?URI=http://www.nytimes.com/2017/03/10/science/nasa-cassini-saturn-moon-pan.html?smid=tw-nytimesscience&smtyp=cur&_r=5