Using NASA's Chandra and ESA's XMM-Newton spacecraft, an international team of astronomers have performed X-ray observations ...

Using the Hubble Space Telescope (HST), astronomers from the University of California Santa Cruz (UCSC) and elsewhere have ...

Astronomers discover Inkathazo, a massive giant radio galaxy spanning 3 million light-years, using South Africa's MeerKAT ...

Astronomers studying FCC 224, an ultra-diffuse galaxy, have discovered luminous, overmassive globular clusters, providing key ...

In February 2024, scientists on Earth detected a powerful radio blast from outer space. Seeking to discover where it had come ...

Giant radio galaxies are cosmic megastructures that can span millions of light-years, making them some of the largest-known ...

A mysterious fast radio burst from a dead galaxy challenges theories, hinting at unknown cosmic forces producing powerful ...

FILE - This image provided by NASA on Monday, July 11, 2022, shows galaxy cluster SMACS 0723, captured by the James Webb ...

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

Instead of finding the radio burst in a region of young stars, researchers traced its origin to the outskirts of a “dead” ...

Astronomers have traced a mysterious fast radio burst to an unexpected place — an ancient, massive galaxy far removed from ...

Astronomers have observed over a thousand of them to date; some come from sources that repeatedly emit FRBs, while others ...