The sound was transmitted back to scientists on Earth, over a - TopicsExpress



          

The sound was transmitted back to scientists on Earth, over a distance so vast radio waves take 17 hours to reach us. Science site iO9 described the sounds as “creepy” and “wraithlike”. The rising tones, were caused by changes in the density of plasma, and allowed scientists to realise that Voyager first entered “interstellar plasma” - ionized gas in the space betwen the stars - in August 2012.
Posted on: Mon, 16 Sep 2013 03:44:14 +0000

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