#HubbleFriday These graceful arcs are examples of a phenomenon known as an Einstein ring. The light from a background galaxy is diverted and distorted around the massive intervening cluster, making it seem as though the galaxy is in several places at once: https://t.co/epW9RXHhM8 pic.twitter.com/TMRPW70YTg

— Hubble (@NASAHubble) April 6, 2018