Spoke features in Saturn’s B-ring captured by Voyager 2 in August 1981. Image credit: NASA Click to enlarge When Voyager first visited Saturn 26 years ago, it returned photographs of unusual spokelike structures in the rings. The Hubble Space Telescope confirmed the spokes in the 1990s, but then they faded out. It’s believed that the … Continue reading "Saturn’s Ring Spokes May Return"