In October 2022, astronomers detected GRB 221009A, a gamma-ray burst from a dying star located 2.4 billion light-years away, which was the brightest explosion ever recorded—outshining 10 million suns combined and exceeding any previously cataloged supernova. The light from this cosmic event took more than half the age of Earth to travel across the universe and reach our planet, demonstrating the immense scale and energy of stellar explosions in the cosmos.
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GRB 221009A: brightest blast ever seenAdded:
2.4 billion years late. In October 2022, telescopes caught a flash from a dying star 2.4 billion light years away.
Brighter than 10 million suns combined, brighter than any supernova humans have ever cataloged, the light spent more than half the age of Earth traveling to reach our planet, arriving exactly
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