That's roughly 17 quadrillion miles away. Even so, scientists with the Planetary Society say the nova explosion will likely be the brightest one witnessed on Earth since 1975. The word "nova" comes ...

T Coronae Borealis, also known as the "Blaze Star," is actually a pair of stars located 3,000 light-years away. The star system is a recurring nova, with Earth-visible explosions every 79 to 80 ...

(CN) — In October 2022, astronomers observed the brightest cosmic explosion on record, a gamma-ray burst known as GRB 221009A that lasted several hours. But while the great blast may have been the ...

A powerful 1-in-10,000-year radiation burst from space shook the Earth’s upper atmosphere last year, finds a new study. The record-breaking bright and long-lasting gamma-ray burst (GRB) likely ...

Recent research has revealed that the high-altitude explosion of SpaceX's Starship rocket during its second test flight in November 2023 temporarily tore a hole in the ionosphere, the uppermost ...