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60 seconds: Nasa's Kepler telescope finds new planets

Nasa scientists have identified 715 new planets beyond our Solar System.

The new haul, discovered using the Kepler space telescope, is a major breakthrough, and the largest windfall of planets ever announced at one time.

Take a look at the background to the latest discovery, in 60 seconds.

Video produced by Michael Hirst

  • 27 Feb 2014