Polishing a telescope mirror to perfection | Space photo of the day for Oct. 6, 2025

To keep the Very Large Telescope (VLT) at peak performance, ESO engineers carefully recoat its enormous mirrors.

Astrobitica October 6, 2025 (Last updated: October 6, 2025) 1 minute read

To keep the Very Large Telescope (VLT) at peak performance, ESO engineers carefully recoat its enormous mirrors.

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