Euclid telescope discovers the 2 most ancient monster black holes in the universe — each brighter than a trillion suns livescience.com/space/black-holes/euclid-telescope-discovers-the-2-most-ancient-monster-black-holes-in-the-universe-each-brighter-than-a-trillion-suns Physics & Astronomy · @comentr ★ ADMIN · 1d ago 0 0