Study identifies forming stars whose jets accelerate protons and emit gamma rays, revealing a new cosmic-ray source and ...

In the depths of the Gemini constellation, two colossal stellar explosions lie side by side, whispering secrets of stars that ...

"We were immensely relieved to get the spacecraft out of this 'near-death' experience," an ESA official said. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most violent eruptions. In findings published in Nature Astronomy, scientists ...

The discovery that the nebulae surrounding the most powerful pulsars are pumping out ultra-high-energy gamma rays could rewrite the book about the rays' galactic origins. Pulsars are rapidly rotating, ...