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

In Chile's Atacama Desert, a new wonder is slowly emerging — the European Southern Observatory's Extremely Large Telescope ...

In Chile's Atacama Desert, the European Southern Observatory is constructing the Extremely Large Telescope (ELT), poised to ...

The ELT is on its way to becoming the largest optical telescope in the world, and as it rises beneath some of the clearest ...

Beneath Chile’s brilliant skies, the ELT grows—an engineering giant ready to capture the secrets of the universe with the ...

This small, low-cost, smartphone-controlled smart telescope has a few surprises for photographers of all kinds ...

The European Southern Observatory (ESO) recently shared new progress photos of the Extremely Large Telescope (ELT), the world's largest visible- and infrared-light telescope. The ELT is currently ...

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 meters) tall. Construction of the world's largest telescope has reached ...

Discover why we've given the ZWO Seestar S30 smart telescope nearly top marks in our latest smart telescope review.

At the Paranal Observatory in Chile, the UT4 telescope doesn’t just observe the stars—it actively creates artificial stars to ...

Here's how. Astronomers will now follow up the investigation of M83 with the Hubble Space Telescope, the Atacama Large ...