Europe's Euclid space telescope has detected a rare ring of bright light around a nearby galaxy, astronomers have said. The ...

T he Euclid space telescope, launched by the European Space Agency (ESA) in 2023 to explore the dark universe, has made a stunning discovery: a perfect Einstein ring encircling the center of the ...

It's two galaxies, many billions of light-years apart, combined into one by a rare cosmic phenomenon called an Einstein ring. It's an optical illusion. Published recently as the James Webb Space ...

If the background galaxy, the lensing galaxy, and the telescope are perfectly aligned, the image appears as a ring – called an Einstein ring. Einstein rings were first theorised to exist by ...