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

Countless cosmic phenomena occur throughout the vast spread of our observable universe. A team of astronomers came across one such phenomenon by happenstance when they retrieved some of the ...

The Euclid space telescope has captured an Einstein ring, a rare and spectacular phenomenon, around the galaxy NGC 6505. This unprecedented observation opens new perspectives for studying dark ...

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

Astronomers have identified the closest ever Einstein ring, a rare phenomenon where light from a further-off galaxy is bent by the gravity of a galaxy closer to Earth. The ring was previously ...

Scientists have found a rare Einstein ring in “our cosmic backyard” using images from the Euclid space telescope. The discovery, published in the journal Astronomy And Astrophysics ...

This quest is performed by Euclid, with extraordinary observations that deliver unusual stuff – like an extraordinary Einstein ring. An Einstein ring is a gravitational lens phenomenon caused by ...