Astronomers 'looked back in time' and found a double jet shooting from a black hole, twice the width of our Galaxy (www.skyatnightmagazine.com)

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Ars has previously written admiringly of Pettit’s work, but his latest image deserves additional mention. When I first saw it, I was dazzled by its beauty. But when I looked further into the image, there were just so many amazing details to be found....
Roughly a year ago, astronomers announced that they had observed an object that shouldn’t exist. Like a pulsar, it emitted regularly timed bursts of radio emissions. But unlike a pulsar, those bursts were separated by over 20 minutes. If the 22-minute gap between bursts represents the rotation period of the object, then it is...