A POWERFUL telescope floating in space has discovered an extremely rare Einstein ring of light around a nearby galaxy. The ...

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

The ring is made up of light from a galaxy 4.42 billion light-years away and what can be seen from Earth is distorted by ...

20, 2024 — Researchers used the Dark Energy Spectroscopic Instrument to map how nearly 6 million galaxies cluster across 11 billion years of cosmic history. Their observations line up with what ...