Hubble looks back 13.2 billion years in deepest view yet

A stunning new composite photograph from the Hubble Space Telescope, made up of more than 2,000 images shot by multiple cameras over the past 10 years and combined in what amounts to a 23-day time exposure, shows some 5,500 galaxies in tiny field of view, including some dating back to just 450 million years after the big bang birth of the universe, astronomers said Tuesday.
Dubbed the eXtreme Deep Field, or XDF, the photograph represents the deepest view of the universe yet achieved, giving astronomers a “time tunnel”-like glimpse back across 13.2 billion years of cosmic history.
The…

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