Astronomers have spotted the most distant and brightest "space laser" ever seen, and it's blasting from a galaxy collision that occurred when the universe was half its current age.

Record-breaking 'space laser' erupts from merging galaxies 8 billion light-years away

Source: space
Source Link: https://www.space.com/astronomy/galaxies/record-breaking-space-laser-erupts-from-merging-galaxies-8-billion-light-years-away