A recently-discovered powerful cosmic lens, which magnifies profoundly distant objects in space. Credit: William Sheu (UCLA) ...

But it would be by far the most powerful telescope we'd ever built.This telescope would use the sun itself. To give some ...

Hubble Space Telescope image of the Carousel Lens, taken in two 10-minute exposures, one using an optical filter and another using an infrared filter. The “L” indicators near the center (La, Lb, Lc, ...

A newly discovered cluster-scale strong gravitational lens, with a rare alignment of seven background lensed galaxies, ...

The most familiar type of telescope is the refractor. It uses two lenses: one to collect the light and form an image, called ...

Discover the wonders of telescopes, from their design to their limits, and the advanced technology behind modern astronomical ...

Astronomers in Canada used the James Webb Space Telescope — and a third time-and-space-bending galaxy cluster — to capture an ...

Looking for the best telescope deals? We've rounded up the best deals on the market ahead of Amazon's Prime Big Deal Days on ...

NASA has finished building its spacecraft bus to deploy the Nancy Grace Roman Space Telescope into orbit after the space ...

Astronomers using the James Webb Space Telescope have discovered a pair of distant galaxies being twisted into a cosmic ...

The Finder TW2 is best thought of as a budget innovation. It can impress with its images and videos, as long as you don't ...

James Webb Space Telescope finds clues about a pair of faraway, interacting galaxies that trace a distinct question mark in ...