– Astronomers watch as Nasa telescope captures rare event– Phenomenon only occurs once every 100million years Stunning: This illustration shows plasma shooting out of the black hole after it devours a star. Such an event took place four billion light years from Earth Swift’s Ultraviolet/Optical (white, purple) and X-ray telescopes (yellow and red) showing the … Continue reading Super-massive black hole devours a star and scientists watch it for the first time