The European Southern Observatory (ESO)'s Extremely Large Telescope is seen taking shape in this May 1 , 2025 photo captured directly above the construction site. Construction on ESO's Extremely ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

Construction on ESO's Extremely Large Telescope continues. Here, in this May 1, 2025 photo taken from directly above, the the hexagonal support structure that will hold the ELT's 128-foot (39 ...

If there were any extra left to give, more than two kilometres above sea level, ... A planned successor, the “Overwhelmingly Large Telescope”, would have sported a 100-metre mirror.

If there is life on Proxima Centauri b, it could take the Extremely Large Telescope as little as 10 hours to detect its influence on the planet’s atmosphere. Observations will take longer for ...

The James Webb Space Telescope has discovered its first exoplanet, astronomers said Wednesday, capturing rare direct images ...

This makes large-volume production almost impossible and means that metalenses are currently expensive and too small for the large-aperture applications such as telescopes. A meta-telescope Now, ...

The James Webb telescope has captured some seriously cool direct images of a planet beyond our solar system. This is the ...

They call it, simply, the Extremely Large Telescope (ELT), because it will be absolutely massive – the largest of its kind ever made. Its mission of "world’s biggest eye on the sky" will be ...

The plains house the aptly named Very Large Array (VLA)—a radio telescope made of 27 different antennas, each of which looks like a home satellite dish on steroids. When the antennas are pointed ...

Researchers have developed a new way to produce and shape large, high-quality mirrors that are much thinner than the primary mirrors previously used for telescopes deployed in space. The resulting ...

High in the Chilean desert, the Extremely Large Telescope is taking shape. It promises sharper views of space than we've ever seen — but will Australian astronomers be able to use it?