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

A Curious Dive into the World of Aurora Borealis & Solar Storm – Whistling Hound

Brightest flash ever disturbed Earth's atmosphere last year - Science & Tech - The Jakarta Post

Astronomers spot largest cosmic explosion ever witnessed, News

Gamma Ray Bursts Archives - Page 4 of 10 - Universe Today

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

NASA Fermi – sciencesprings

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

Bad Astronomy, Magnetar flare seen in the galaxy NGC 253

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

Daily Kos: skralyx