Gamma ray burst 2 billion light-years away impacted Earth's
Last year, on October 9, we on Earth witnessed the most luminous celestial event ever recorded, by far. It was a gamma ray burst (GRB) at least 10x as bright as any other example ever seen, and it lasted 70x longer than any other known GRB. This was
Brightest flash ever seen captivates astronomers
Record-Busting Star Explosion Baffles Sky Watchers : The Two-Way : NPR
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Radio signal detected from galaxy 8 billion light years away; breaks previous records
Fast Radio Burst' Sheds New Light on Origin of These Extreme Events - National Radio Astronomy Observatory
Astronomy News at Daily Kos
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Gamma-ray burst charged Earth's ionosphere from 2 billion light-years away
A 1-In-10,000-Year Gamma-ray Burst Recently Hit Our Planet - SpaceRef
What are gamma-ray bursts?
How Deadly Would a Nearby Gamma Ray Burst Be?, News
Gamma ray burst 2 billion light-years away impacted Earth's atmosphere as strongly as a solar flare