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

After hundreds of hours of observations, researchers captured a highly detailed image of a long filament of the "cosmic web" ...

The James Webb Space Telescope has zoomed in on Leo P, a tiny galaxy with some big things to say about star formation.

This image was captured in 1995 by the the Hubble ... LEDA 1313424 has more rings than any other known galaxy in the universe. Scientists were able to view eight rings using Hubble, and then ...

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has ...

Mark Garlick / Science Photo Library via Getty Images Meet Quipu, a new contender for the largest known structure in the ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

The structure is nearly 600 million light-years from Earth and is an early display of the nascent dark matter telescope's ...

Image of the galaxy NGC 6505: the Einstein ring created ... as it began to build the most precise 3D map ever made of the universe ever created. The gravitational lens in question is the galaxy ...

Stars form in regions of space known as stellar nurseries, where high concentrations of gas and dust coalesce to form a baby ...