Check out these 3 new posters from NASA’s Galaxy of Horrors, featuring cosmic frights for Halloween. They’re free to download, and available in English and Spanish. Source: https://earthsky.org/todays-image/nasa-halloween-2020-free-posters…
Tag: gamma ray bursts
Epic cosmic explosion detected via faster-than-light particles
Space-based observatories detected a violent explosion in a galaxy billions of light-years away. It became the brightest source of high-energy cosmic gamma rays seen so far. Specialized Earth-based telescopes detected it via faster-than-light particles cascading through Earth’s atmosphere. Source: https://earthsky.org/space/jan-14-2019-gamma-ray-burst-brightest-so-far…