13 billion-year-old ‘Maisie’s galaxy’ is among the oldest objects within the universe, James Webb telescope reveals

Astronomers utilizing the James Webb Area Telescope (JWST) have confirmed {that a} distant smudge of sunshine named for a fortunate birthday woman on Earth is among the earliest recognized galaxies within the universe.

The item — named “Maisie’s galaxy” in honor of lead researcher Steven Finkelstein‘s daughter, who was celebrating her birthday when the article was found final yr — started emitting mild greater than 13 billion years in the past, or roughly 390 million years after the Large Bang, the workforce discovered. This spectacular age, reported Aug. 14 within the journal Nature, locations Maisie’s galaxy amongst the 4 oldest galaxies within the universe which have had their ages confirmed by spectroscopy, a method that splits mild into its element frequencies to higher reveal its brightness, warmth and chemical composition.

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