New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

After hundreds of hours of observations, researchers captured a highly detailed image of a long filament of the "cosmic web" ...

Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy. The halo, known as an ...

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for ...

Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning ...

A newly detected cosmic explosion, EP240408a, could be the result of a white dwarf's death, creating a high-speed jet. It ...

Scientists have found a rare Einstein ring in “our cosmic backyard” using images from the Euclid space telescope.

If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

The halo, known as an Einstein ring, encircles a galaxy 590 million light-years away, considered close by cosmic standards ... by the European Space Agency shows a close-up view of the center ...