This is the Most Detailed Map of the Universe to Date

Fun things to be watching at 1am on the Saturday morning

Superclusters - regions of space that are densely packed with galaxies - are the biggest structures in the Universe. But scientists have struggled to define exactly where one supercluster ends and another begins. Now, a team based in Hawaii has come up with a new technique that maps the Universe according to the flow of galaxies across space.

There's something out there SO massive that it's pulling on every object within hundreds of millions of light years. But we can't see it! So what DO we know? Today on SciShow Space, Reid Reimers tells us more about the Great Attractor. ---------- Like SciShow?