Deep fields & lensing
Hubble’s view on lensing galaxy
April 20, 2017 · ESA/Hubble · SDSS J210415.89-062024.7 · Aquarius
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The galaxy SDSS J210415.89-062024.7 is located 2.5 billion light years away. It acted as a lens for a supernova at an even greater distance, creating four distinct images of the explosion — an effect created by strong gravitational lensing.