Fast-growing galaxy seen by JWST offers window on the early universe


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JWST’s view of the galaxy JADES-GS+53.18343-27.79097

NASA, ESA, CSA, JADES Collaboration

Astronomers using the James Webb Space Telescope (JWST) have found a galaxy in the early universe that appears surprisingly mature, having grown a substantial inner core much more quickly than expected.

The galaxy was found by a JWST survey called JADES, and we see it as it was 700 million years after the big bang, when it was perhaps just 100 million years old. It has a mass about 150 times less than that of the Milky Way.

It had been thought that …

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