New Planet with Triple-Star System Named KELT-4Ab Has Been Discover by the Scientists [ Current Affairs ]


A rare triple-star system named KELT-4Ab with a gas giant planet similar in size to Jupiter has been discovered by the researchers at the Harvard-Smithsonian Center for Astrophysics in the United States. And the research was published in The Astronomical Journal.

Key facts

  • The planets with three stars appearing in their sky are rare and the new discovery is just the fourth and the closest one nevertheless.
  • In KELT-4Ab triple-star system the main star named KELT-A is brighter than the other stars which is described as suns for their planets.
  • It also has a gas giant planet which is similar in size to Jupiter takes around three days to make its way around its sun KELT-A.
  • The other two stars are named as KELT-B and KELT-C.
  • They are much beyond and orbit one another over the course of around 30 years.
  • It takes the pair of stars around four thousand years to orbit KELT-A.
  • Because of their great distance they appear much dimmer.
  • Other example of Triple star system are:
  1. Algol
  2. 44 Bootis
  3. 16 Cygni
  4. Gamma Leporis
  5. Loya Bootis
  6. Kappa Persei

- Published on: April 7, 2016