"Could our galaxy one day experience similar high-energy phenomena that will have serious consequences for the survival of ...
We've seen black hole jets before, even ones that stretch many millions of light years. What's striking about Porphyrion is that it looks almost perfectly straight. There are plenty of curvy ...
An artist's illustration of the longest black hole jet system ever observed. Nicknamed Porphyrion after a mythological Greek giant, these jets span roughly 7 megaparsecs, or 23 million light-years.