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JWST reveals likely Type II supernova from when universe was only 2 billion years old
Astronomers using the James Webb Space Telescope have identified one of the most distant exploding stars ever confirmed.
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Astronomers using the James Webb Space Telescope identified a distant supernova, SN 2023aeaf, at a redshift of 3.195. The explosion is one of the most remote ever confirmed, with its light having traveled about 11.7 billion years. The finding was published in The Astrophysical Journal on August 2026. The event represents a likely Type II supernova that occurred when the universe was only about 2 billion years old.
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