When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were ...

New research conducted by an international team of physicians has found that high-energy gamma rays might offer the key to unlocking the mysteries of the sun's magnetic fields.

Researchers have identified two theories explaining the mysterious gamma ray glow at the center of the Milky Way.

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

An excess of gamma rays in the center of our galaxy could mean scientists have finally detected dark matter particles—or not ...

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

On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared to come from the same source. When scientists compiled this data with ...

Australia's SpIRIT nanosatellite is the first space telescope funded by the Australian Space Agency to carry a scientific instrument built by another nation's space agency. Australia's SpIRIT ...

This artist’s impression shows Cha 1107-7626. Located about 620 light-years away, this rogue planet is about 5-10 times more massive than Jupiter and doesn’t orbit a star. It is eating up material ...

A mysterious object captured on camera by the Mars rover Perserverance could be the interstellar comet 3I/ATLAS which was set to make its closest pass to the Red Planet, according to the European ...

New observations of 2024 YR4 conducted with the European Southern Observatory's Very Large Telescope (ESO's VLT) and facilities around the world have all but ruled out an impact of the asteroid with ...