From NSF https://twitter.com/NSF on Twitter: Following engineering assessments concluding damage to Arecibo Observatory cannot be addressed without endangering the lives and safety of crew and staff, NSF plans to decommission the 305-meter telescope: https://www.nsf.gov/news/news_summ.jsp?cntn_id=301674 https://twitter.com/NSF/status/1329462672627277829/photo/1 https://chirp.cooleysekula.net/attachment/69001