SciShow Space

The Great Attractor: A Truly Massive Mystery (2014x26)

Ημερομηνία προβολής: Ιούλ 02, 2014

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.