The largest-ever black hole jets ever seen hint that these cosmic monsters may play an even more significant role in shaping galaxies than previously thought.

Astronomers have discovered the largest known black hole jets, stretching an astonishing 23 million light-years. To put it in perspective, that’s the length of 140 Milky Way galaxies aligned end-to-end.

The largest known black hole jets, 23 million light years across, have been discovered in the distant universe. This pair of particle beams launched by a supermassive black hole is over a hundred times larger than our galaxy,