Record-Breaking and Unprecedented Gamma-Ray Bursts Challenge Existing Theories
TL;DR Summary
Astronomers have discovered a record-breaking, unusually long gamma-ray burst, GRB 250702B, which lasted about a day and originated from a galaxy billions of light-years away. Its peculiar duration and repeated signals challenge existing theories about such cosmic explosions, suggesting a possible involvement of an intermediate black hole and a white dwarf, but the exact cause remains unknown.
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- Unprecedented gamma-ray burst hints at rare black hole Phys.org
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