When you buy through links on our articles, Future and its syndication partners may earn a commission. Recent progress photos of the European Southern Observatory's (ESO) Extremely Large Telescope ...

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 ...

A billionaire-backed philanthropic organization is funding the development of a series of new observatories, including a ...

If you think stargazing from your window is impressive, the world’s largest telescope is out here collecting light that’s traveled for eons. The largest telescope in the world is called the Gran ...

The frame of the dome that will house the world's largest telescope has been completed, marking another key milestone in the observatory's construction. The European Southern Observatory's (ESO) ...

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 ...

The Royal Astronomical Society today welcomed the in principle decision to proceed to construct the European Extremely Large Telescope (E-ELT). When complete in 2022 E-ELT will be the largest optical ...

TUCSON, Ariz. — The world’s most powerful optical telescope is now operating on southeastern Arizona’s Mount Graham, capturing striking images of objects millions of light years away. The Large ...

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 ...