Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them. Big telescopes feature some of the finest and most precise mirrors ...

In a major milestone for a decades-long project, the Giant Magellan Telescope project recently passed its final design review, locking in the design for the telescope enclosure and paving the way for ...

Discover James Webb discoveries revealing the JWST early universe, cosmic dawn insights, and groundbreaking new space ...

The Gemini North telescope atop Hawaii’s lofty shield volcano Mauna Kea. A powerful telescope, perched above the clouds at some 13,800 feet, has snapped a brilliant view of distant galaxies.

The Hubble Space Telescope has glimpsed the most distant single star it's ever observed, glimmering 28 billion light-years away. And the star could be between 50 to 500 times more massive than our sun ...

James Webb Space Telescope confirms dark energy is accelerating universal expansion, strengthening evidence for the Big Rip ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The U.S. Postal Service issued two Priority Mail stamps on Tuesday, Jan. 21, 2025, featuring ...

There is no shortage of ambition packed into the rocket that lifted off from French Guiana at lunchtime on Thursday. The celestial mission carries two space telescopes that aim to unravel the universe ...

Give the gift of the cosmos with these Father's Day smart telescope deals, with huge savings to be had across Unistellar telescopes like the new Odyssey Pro. When you purchase through links on our ...

Big telescopes feature some of the finest and most precise mirrors in the world. So when one gets dirty, what happens? The European Southern Observatory (ESO) operates some of the most powerful ...