Iconic 1,000-foot-wide radio telescope in Puerto Rico to be decommissioned
Arecibo Observatory's iconic 1,000-foot-wide radio telescope in Puerto Rico will be decommissioned, 57 years after serving as a resource for radio astronomy, planetary, solar system and geospace research. Engineering assessments found that damage to it cannot be stabilised without risk to construction workers and staff. Arecibo Observatory was the world's largest single radio dish till 2016.