Gamma ray burst 2 billion light-years away impacted Earth's atmosphere as strongly as a solar flare

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

Supernova: Gamma-ray burst from distant supernova creates unprecedented ionospheric disturbance on earth - Times of India

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Gamma-ray burst in faraway galaxy disturbed Earth's upper atmosphere

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Fermi sees gamma rays from 'hidden' solar flares

Astronomy News at Daily Kos

Strong solar flare: An M9.6-class solar flare, 21 April 2022. A CME did emerge from the blast site, but it was faint and apparently off-target. It looks like it will miss Earth. This region is now in a good position for Earth directed eruptions. : r/space

10 solar storms that blew us away in 2022

Solar Flares and Impact on Earth

The most energetic gamma-ray burst ever recorded. Powerful enough to affect Earth's atmosphere from 2 billion light years away. : r/spaceporn

No - a gamma ray burst can't harm us never mind make humans extinct - the 3 candidates are so far away they need narrow beams even to harm the ozone layer

Space News at Daily Kos

Daily Kos: skralyx