WISE satellite measures girth of Saturn’s widest ring
![Saturn ring illustration](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/06/ticker_Saturnring2.jpg?fit=860%2C460&ssl=1)
Saturn’s largest and faintest ring, shown glowing with infrared light in an artist’s illustration, extends just over 16 million kilometers from the planet.
JPL-Caltech/NASA, Keck
Saturn’s largest and faintest ring, shown glowing with infrared light in an artist’s illustration, extends just over 16 million kilometers from the planet.
JPL-Caltech/NASA, Keck