The Extremely Large Telescope, located in Paranal, Chile, is poised to be the largest optical telescope ever constructed.

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 ...

Last week AES Andes—a subsidiary of the AES Corporation, an American energy company—announced it had scrapped its plans for a ...

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 ...

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 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 ...

The Square Kilometer Array will have its first light next year, and the Extremely Large Telescope will be completed and operational by March 2029. Now, Schmidt Science has announced plans for four ...

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 ...

Construction on the European Southern Observatory's Extremely Large Telescope began in 2014. (G. Vecchia/ESO via SWNS) By Dean Murray The world's largest optical telescope is seen taking shape in an ...