Galaxies may be aligned across 1 billion light-years
![quasar jets align with galaxies](https://www.sciencenews.org/sites/default/files/styles/article-main-image-large/public/main/articles/cc_eso1438a.jpg?itok=epUMIeR2)
The cores of several distant galaxies, spread out across roughly 1 billion light-years, appear to mysteriously align with one another. If confirmed, the new observations could be a hint of some unknown mechanism that shapes the largest structures in the universe.
...
Read more »