Template:Motd/2025-12-14 (en)
The telescope was used for the earliest intentional interstellar radio message by humanity and Earth in 1974 to a star system about 25,000 light years from Earth, the Arecibo message. It was completed in 1963 and remained the world's largest single-aperture telescope until 2016. Its decommissioning was announced one month before its unintentional collapse.
This is the English translation of the Media of the day description page from 14 December 2025.
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