An ultra-fast flash from the galaxy M82 reveals what may have been a rare "extragalactic magnetar giant flare." ...

Astronomers recorded the longest gamma-ray burst in history, GRB 250702B, that may be a cosmic event completely new to ...

Gamma-ray burst, GRB 250702B, lasting for a record-breaking seven hours, stunned researchers Researchers have discovered a ...

For centuries, humans have sought to study the stars and celestial bodies, whether through observations made by naked eye or ...

Even astronomers who study peculiar outer space objects have their favorites. Here are some interstellar bodies that have won ...

On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

For the first time, scientists observed a black hole tearing apart a star far from its galaxy’s center, producing the fastest ...

An international team of astronomers has discovered the first tidal disruption event (TDE) producing bright radio emission ...

The largest of three newly found ring shaped structures in the cosmos are almost a million light-years across.

Solar Flare, X-ray Flux, Ionosphere, HF Propagation, Sudden Ionospheric Disturbance, Broadcast Transmitters Share and Cite: ...