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Newly Detected Supernova Exploded When the Universe Was Just 730 Million-Years-Old

Summary by Discover Magazine
Learn more about the supernova, which is more than a billion years older than the previous record-holder.

2 Articles

Discover MagazineDiscover Magazine
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Newly Detected Supernova Exploded When the Universe Was Just 730 Million-Years-Old

Learn more about the supernova, which is more than a billion years older than the previous record-holder.

·Jupiter, United States
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il Giornaleil Giornale
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Webb Observes the Oldest Supernova Ever Seen: 730 Million Years After the Big Bang

James Webb observed the oldest supernova ever seen, exploded when the Universe was 730 million years old. The event, linked to a gamma flash, shows that massive stars were already dying in the early cosmic phases

·Italy
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il Giornale broke the news in Italy on Monday, December 15, 2025.
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