Cosmic supercluster is largest object ever seen in the early universe
Giants have been around far longer than we thought. A survey of the early universe has revealed a gigantic structure that formed just two billion years after the big bang . Its existence could teach us more about how the universe developed and hints at how much dark matter was around at the time.
The half-formed supercluster of galaxies, nicknamed Hyperion after a Titan from Greek mythology, is the largest object ever seen from that …