In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

An curved arrow pointing right. NASA's Fermi Gamma-ray Space Telescope can now detect solar flares occuring on the side of the sun it cannot see. This could help scientists better understand solar ...

Scientists discover low-mass microquasars can accelerate cosmic rays, reshaping theories on high-energy particle origins.

Our home planet is bombarded with particles from outer space all the time. And while we are mostly familiar with the rocky ...

Researchers found for the first time evidence that even microquasars containing a low-mass star are efficient particle accelerators, which leads to a significant impact on the interpretation of the ...

Explore the breathtaking beauty of the cosmos with seven incredible images of star clusters and galaxies captured by NASA.

NASA's stunning images of black holes enhance our understanding and intrigue regarding these cosmic mysteries.

More information: Federica Giacchino et al, Fermi-LAT Discovery of a Gamma-ray Outburst from the Peculiar Compact Steep Spectrum Radiogalaxy 3C 216, arXiv (2025). DOI: 10.48550/arxiv.2501.00582 ...

Is there some evidence suggesting that humans are the Galaxy’s only intelligent species? Enrico Fermi thought so – and he was a pretty smart guy. Could he be right? In 1950, the famous physicist made ...