article_snippet: This will combine the power of Hubble with the natural amplification caused by strong gravitational lensing of distant galaxy clusters to study the past universe.
article_snippet: Astronomers have been taking advantage of so-called 'gravitational lensing' to boost Hubble's imaging powers and peer farther back in time.
article_snippet: Astronomers have been taking advantage of so-called 'gravitational lensing' to boost Hubble's imaging powers and peer farther back in time.