For centuries, telescopes have relied on curved lenses and mirrors to capture images of the cosmos. While effective, these ...

The James Webb Space Telescope captured this stunning image of a galaxy cluster so massive that it serves a gravitational ...

Webb takes a closer look at Abell S1063, a distant galaxy cluster that acts like a cosmic lens, peering into the universe’s ...

The benefit of gravitational lensing is that it not only bends light but magnifies it, too, just like a telescope lens. That allows scientists to see extremely distant galaxies like the Cosmic ...