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Sun unleashes intense X-class solar flare, triggering radio blackouts across Australia

The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the ...

Peculiar supernova SN 2021ukt transitions from Type IIn to Type Ib

Berkeley and elsewhere have performed spectroscopic and photometric study of a peculiar supernova designated SN 2021ukt, which underwent a transition from Type IIn to Type Ib. Results of the new study ...