High up in the Chilean Andes, the Extremely Large Telescope (ELT) is set to become the world's largest optical telescope and ...

The European Southern Observatory's Extremely Large Telescope is set to have full scientific operations commencing by ...

The world's largest telescope captured a deep-space nebula — an interstellar cloud of gas and dust that can produce new stars — in stunning detail, providing the first close-up view to date of the ...

SANTIAGO, Chile (AP) — Astronomers in Chile blasted away the top of a mountain Thursday during a ceremony to mark the start of work on what they say will be the world’s largest optical telescope. The ...

The University of Michigan has been announced as one of two American institutions helping with the design and construction of ...