Atop the mountain Cerro Armazones in Chile, construction is underway on the Extremely Large Telescope (ELT), which will usher ...

In the middle of Chile's Atacama desert, there's lots of activity as construction on the Extremely Large Telescope (ELT) is still underway, with cranes helping to move pieces in place. The ELT is the ...

ESO's Extremely Large Telescope is seen from directly above as construction continues towards the observatory's completion. When you purchase through links on our site, we may earn an affiliate ...

The Extremely Large Telescope, located in Paranal, Chile, is poised to be the largest optical telescope ever constructed. This video delves into its significance and features, highlighting insights ...

Straight to the dome.

The next generation of telescopes could soon allow astronomers to examine worlds orbiting dead stars for signs of life. Planets orbiting white dwarfs should be dead — at least one star in their system ...

The world's largest optical telescope is seen taking shape in an amazing image. The European Southern Observatory's Extremely Large Telescope (ELT) is being constructed on the Cerro Armazones mountain ...

This image, taken with ESO’s Very Large Telescope (VLT), shows the supernova remnant SNR 0509-67.5. Astronomers studying the night sky from the Southern Hemisphere have uncovered a supernova — the ...

Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them. When you purchase through links on our site, we may earn an ...

CC0 Usage Conditions ApplyClick for more information. The Extremely Large Telescope (ELT) is an observatory currently under construction. When completed, it is planned to be the world's largest ...