On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared ...
For over a decade, a star system on the verge of unleashing a deadly gamma ray burst appeared to have its guns trained on Earth. The so-called "Death Star," which is also famed for looking like a ...
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays ...