Rings of Rhea dips bear some similarity to the method by which the rings of Uranus were discovered in 1977. The slight deviations from absolute symmetry may be due to "a modest tilt to the local magnetic field" or "common plasma flow deviations" rather than to asymmetry of the rings themselves, which may be circular. Not all scientists are convinced that the observed signatures are caused by a ring system. No rings have been seen in images, which puts a very low limit on dust-sized particles. Furthermore, a ring of boulders would be expected to generate dust that would likely have been seen
The Rings of Akhaten The Rings of Akhaten "The Rings of Akhaten" is the seventh episode of the seventh series of the British science fiction television series "Doctor Who", first broadcast on BBC One on 6 April 2013. It was written by Neil Cross and directed by Farren Blackburn. In the episode, alien time traveller the Doctor (Matt Smith) takes his new companion Clara Oswald (Jenna-Louise Coleman) to the Rings of Akhaten, where several planetoids in a ring system are orbiting a larger planet. They attend a religious festival where the young Queen of Years, Merry Gejelh (Emilia Jones), is about to be sacrificed