Astronomers have made an extraordinary discovery—a "Carousel Lens," a rare alignment of galaxies that could provide ...

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

Astronomers have discovered seven distant galaxies aligned with a galaxy cluster; together, they form one of the most unique configurations of galaxies ever seen. This arrangement of warped and ...

Each repeated appearance is given a letter. - Giant Einstein Cross: "Of particular interest is the discovery of an Einstein ...

Lenses that are less spherical and more elongated, in contrast, can produce a similar phenomenon called an Einstein Cross, in which four distinct images are produced around the lensing galaxy.