Galaxy groups hiding in the universe's emptiest places
Imagine standing in the emptiest place the universe has to offer, a stretch of cosmic ocean so vast that light takes tens of millions of years to cross it, and yet still finding company. That is the puzzle behind a new study built on the Calar Alto Void Integral field Treasury surveY, or CAVITY, pos...
Image: Phys.org
Imagine standing in the emptiest place the universe has to offer, a stretch of cosmic ocean so vast that light takes tens of millions of years to cross it, and yet still finding company. That is the puzzle behind a new study built on the Calar Alto Void Integral field Treasury surveY, or CAVITY, posted to the arXiv preprint server.
Originally published at Phys.org
