HUBBLE ATLAS

Deep fields & lensing

Gravitational Lens Animation: Light Bent by Foreground Galaxy Cluster

October 30, 2003 · NASA

Original on NASA ↗

The arc is the stretched and magnified image of the megastar-birth cluster about 12 billion light-years away, far beyond the foreground galaxy cluster. This means that the remote source existed when the universe was less than 2 billion years old.