In Chile's Atacama Desert, the European Southern Observatory is constructing the Extremely Large Telescope (ELT), poised to be the world's largest optical telescope. ESO's live webcam offers a ...

Desert stargazing offers a chance to some of the clearest night skies on Earth. With little light pollution and vast expanses ...

Using new observations with the ALMA telescope array in Chile, researchers have compiled the most precise map of three regions in the Milky Way's Central Molecular Zone to date, providing valuable ...

ESO's Extremely Large Telescope at Cerro Armazones in Chile's Atacama Desert is seen from directly above while its ...

For decades, astronomers have discovered hundreds of protoplanetary disks—structures believed to represent the early stages ...

Using new observations with the ALMA telescope array in Chile, researchers have compiled the most precise map of three regions in the Milky Way's ...

This particular telescope is under construction in the Atacama Desert in northern Chile, one of the darkest places on Earth ...

Modern lasers meet ancient wisdom as four beams from ESO’s telescope reflect the Andean reverence for cosmic balance.

While asteroids are more easily discovered with optical telescopes, radar images shine when it comes to details.