NAIC

National Astronomy and Ionosphere Center (NAIC) is the formal name of the Arecibo Observatory, a radio telescope in the municipality of Arecibo, Puerto Rico. From its construction in the 1960s until 2011, the observatory was managed by Cornell University. <a href="http://www.naic.edu/">http://www.naic.edu/</a> <a href="https://en.wikipedia.org/wiki/Arecibo_Observatory">https://en.wikipedia.org/wiki/Arecibo_Observatory</a>