article_snippet.sent: A mysterious 'ring of fire' has been spotted in space thanks to Albert Einstein theory of relatively.
article_snippet.sent: The striking circular structure is a rare manifestation of gravitational lensing predicted by Albert Einstein in his theory of general relativity.
article_snippet.sent: The striking circular-like structure is a rare and manifestation of gravitational lensing predicted by Albert Einstein (right) in Albert Einstein theory of general relativity. 
highlights_snippet.sent: Albert Einstein predicted the illusion in Albert Einstein theory of general relativity .
  