원본글 : http://www.naic.edu/ao/blog/broken-cable-damages-arecibo-observatory Broken Cable Damages Arecibo Observatory | The Arecibo Observatory The main collecting dish is among the world’s largest single-dish radio telescopes. The reflective dish is 1,000 feet in diameter, 167 feet deep, and covers an area of about 20 acres. One of the auxiliary cables that helps support a metal platform in pla w..