This Stunning Hubble Image Is Playing Tricks on Your Eyes

What looks like a galactic dance is really a cosmic optical illusion—two galaxies, worlds apart, perfectly aligned by chance. At first glance, this scene appears to be a tight galactic partnership. A small, luminous spiral seems to skim the outer edge of a much larger spiral that appears dark and unsettled. The image suggests an [...]

from SciTechDaily https://ift.tt/Gc5iY8W