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Giant telescope mirror gets a cleaning | Space photo of the day for June 17, 2025

Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them.

Astrobitica June 17, 2025 (Last updated: June 17, 2025) 1 minute read

Staff at the European Southern Observatory have a system to clean the La Silla Observatory’s delicate mirrors without breaking them.

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