https://www.cnet.com/news/nasa-hubble-telescope-captures-smiling-face-in-space/

"The lower, arc-shaped galaxy has the characteristic shape of a galaxy that has been gravitationally lensed -- its light has passed near a massive object en route to us, causing it to become distorted and stretched out of shape," NASA says.

The smiley face is located in the galaxy cluster SDSS J0952+3434, and was shot with the Hubble Space Telescope's Wide Field Camera 3 (WFC3),