Here's the beauty of the Hubble Extreme Deep Field:
Released on September 25, 2012, the XDF image compiled 10 years of previous images and shows galaxies from 13.2 billion years ago. The exposure time was two million seconds, or approximately 23 days.The Hubble eXtreme Deep Field, or XDF, adds another 5,500 galaxies to those discovered in the Hubble Ultra-Deep Field (HUDF) from September 24, 2003. The original Hubble Deep Filed (HDF) was taken in December 18, 1995. (Dates mark first day of multi-day exposure).
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