Euclid space telescope sent some images back to Earth during an early testing phase. While reviewing the pictures, astronomer ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help solve the universe’s mysteries.

A rare ring of light surrounding a galaxy nearly 590 million light-years away from Earth has been discovered by a space ...

Europe's Euclid space telescope has detected a rare ring of bright light around a nearby galaxy, astronomers have said. The halo, known as an "Einstein ring," encircles a galaxy 590 million ...

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