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Eyes on the Cosmos: Extremely Large Telescope Rotates for the First Time in Major Milestone
On a remote Chilean mountaintop, the European Southern Observatory’s Extremely Large Telescope (ELT)—the world's largest optical observatory—successfully tested its massive 3,500-metric-ton structure in a historic rotation test.
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Eyes on the Cosmos: Extremely Large Telescope Rotates for the First Time in Major Milestone
On a remote Chilean mountaintop, the European Southern Observatory’s Extremely Large Telescope (ELT)—the world's largest optical observatory—successfully tested its massive 3,500-metric-ton structure in a historic rotation test.