Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...

The central feature of the telescope is an exquisitely polished, concave primary mirror, 2.4 meters (7.9 feet) in diameter. The primary mirror sits beneath a smaller, secondary mirror that ...

The telescope is a project of the European Southern Observatory intergovernmental research organisation and is under ...

[Hank Green] posted an interesting video about the first liquid mirror telescope from back in the 1850s. At the time, scientists were not impressed. But, these days, people are revisiting the idea.

Now, the observation and operation building has been completed alongside a facility that will house a telescope with a primary mirror measuring 6.5 meters across. The instrument is scheduled to be ...

The boxes are due to be assembled into one giant mirror approximately 1-1/2 times the size of Berlin's Brandenburg Gate. The telescope's primary mirror will measure about 39.3 meters (130 feet ...

The center structure will support the telescope's large central mirror and secondary mirror. | Credit: ESO/G. Vecchia Progress has also been made on the polygon structure at the base inside of the ...