Vainu Bappu Observatory 2.3 meters and was first used in 1986. Along with the Vainu Bappu telescope, the observatory has two other telescopes: A 1-meter Zeiss manufactured and another 75-centimeter Cassegrain reflector currently being refurbished. The observatory also has a Fabry–Pérot interferometer. The 1-metre telescope is associated with two unique discoveries in the solar system. In 1972, atmosphere was detected around Jupiter's satellite Ganymede and in the year 1977, participated in the observations that confirmed rings were discovered around the planet Uranus. In 1984, Kavalur reported the discovery of a thin outer ring around Saturn. On 17 February 1988, a new minor planet
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