But rather than filling in the terra incognita of our planet, he's plotting the lay of the cosmic land, sketching oceans of empty space and the shorelines of vast superclusters of galaxies. (discovermagazine.com)
This polish is called Virgo Supercluster, and I'm wearing it at three coats without top coat. (wacie.com)
A graphic representation maps the local superclusters of galaxies in our universe, but also something else: vast tracts where few galaxies exist, called voids. (discovermagazine.com)