Astronomers have spotted the biggest pair of black hole jets ever seen, spanning 23 million light-years in total length. That's equivalent to lining up 140 Milky Way galaxies back to back. "This pair ...
An artist’s illustration of the Porphyrion jet pair escaping a black hole and passing through voids in the cosmic web. E. Wernquist / D. Nelson (IllustrisTNG Collaboration) / M. Oei In a distant ...
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.