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LiveScience
LiveScience
Ben Turner

'I was astonished': Ancient galaxy discovered by James Webb telescope contains the oldest oxygen scientists have ever seen

JADES-GS-z14-0 appearing as a miniscule dot in the Fornax constellation.

Astronomers have found oxygen in the most distant known galaxy, upending assumptions about how quickly galaxies matured.

Named JADES-GS-z14-0, the galaxy where the record-breaking detection was made formed at least 290 million years after the Big Bang and was first spotted by the James Webb Space Telescope (JWST) in 2024.

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