A long time ago, in a galaxy far, far away… at about 2 billion light years away from Earth lies radio-galaxy Hercules A, also known as 3C 348. At a first glance it looks just like another massive galaxy out there – at least when looking in the visible spectrum. In the radio wavelengths however, the story is completely different.
For the first time in human history we have witnessed a black hole in the act of ‘eating’ a star that just got too close. So far, astronomers have only found the aftermath of such events, and they say that seeing the black hole in the act is shedding a lot of light on ‘relativistic jets‘. It all started when