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Distant galaxy z8_GND_5296 found 30bn light years away

24 October 2013 Last updated at 15:23 BST

A team of international astronomers has discovered the most distant galaxy in the universe.

The galaxy, named z8_GND_5296, is about 30 billion light years away and is helping scientists understand the period that immediately followed the Big Bang.

Rebecca Morelle reports.