Black Hole Wakes Up With A Bang | Video

On June 15th 2015, a black hole 8,000 light years away sprung alive for the first time since 1989, blasting X-rays and gamma rays across the universe. Such objects are called X-Ray novas and act as their own alarm clocks. (Full Story)

credit : NASA Goddard Space Flight Center / Edited by Space.com's @SteveSpaleta
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