0livia0blivion: Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous
tags: You make the water warm. You taste foreign.,
from: https://inked-m3rmaid.tumblr.com/post/154598818365