JWST breaks its own record with possible most distant galaxies

Astronomers are now discovering record-breaking distant galaxies by the dozen, sifting through the treasure trove of data now being collected by the James Webb Space Telescope (JWST or Webb). Many of them are galaxies that date back exactly 200 million years after the Big Bang.

before the launch of James Webb Space TelescopeThe most distant confirmed galaxy known was GN-Z11Which astronomers saw after about 420 million years big BangGiving it what astronomers call a red shift of 11.6. (Redshift tells how much light coming from the galaxy has been magnified as youthe universe expands, The higher the redshift, the further back in time we see a galaxy.)

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