This image from the Cassini spacecraft shows a ghostly white streak, called a spoke, in Saturn B ring. This is the first sighting of a spoke in nearly a year, and the first spoke seen by Cassini on the sunlit side of the rings
This image from the Cassini spacecraft shows a ghostly white streak, called a spoke, in Saturn B ring. This is the first sighting of a spoke in nearly a year, and the first spoke seen by Cassini on the sunlit side of the rings