In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about 5.5 billion ...

A newly discovered galaxy is challenging what scientists thought they knew about galactic collisions. Located 567 million ...

The ghostly ring Kýklos (from the Greek κύκλος, circle or ring) and the object WR16 both show the environment of rare and ...

The Euclid space mission of the European Space Agency has spotted an Einstein ring in the galaxy NGC 6505, just 590 million lightyears from the earth.

Using the James Webb Space Telescope (JWST), astronomers have observed enigmatic rings in the planetary nebula NGC 1514, ...

The discovery of a galaxy sporting nine concentric rings of stars sheds light on how such ring galaxies form and evolve 1. In a pond hit by a rock, circular ripples spread outwards from the impact ...

ASKAP and MeerKAT are also illuminating objects from outside our Milky Way galaxy – for example, “radio ring” galaxies. When we use visible light to look at the stars in this galaxy ...

NASA's Hubble Space Telescope has captured stunning images of black holes, revealing their energy and interactions with surroundings. These images sho ...

Astronomers have discovered a record-breaking black hole moving at over 1,000 km/s, believed to have been ejected after ...