To encourage thoughtful and respectful conversations, first and last names will appear with each submission to CBC/Radio-Canada's online communities (except in children and youth-oriented communities). It's a very deep, terrible feeling. This is a list of radio telescopes – over one hundred – that are or have been used for radio astronomy. The telescope's 900-tonne receiver platform and the Gregorian dome — a structure as tall as a four-storey building that houses secondary reflectors — fell onto the northern portion of the vast reflector dish more than 120 metres below. SAN JUAN – A huge, already damaged radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century completely collapsed on Tuesday. The collapse stunned many scientists who had relied on what was until recently the largest radio telescope in the world. An auxiliary cable snapped in August, causing a 30-metre gash on the 305-metre-wide dish and damaging the receiver platform that hung above it. By submitting a comment, you accept that CBC has the right to reproduce and publish that comment in whole or in part, in any manner CBC chooses. It had endured hurricanes, tropical humidity and a recent string of earthquakes in its 57 years of operation. Comments are welcome while open. A huge radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century collapsed on Tuesday, officials said. It is a priority for CBC to create a website that is accessible to all Canadians including people with visual, hearing, motor and cognitive challenges. The damaged radio telescope at the Arecibo Observatory in Puerto Rico. "I was screaming. I knew exactly what it was,” said Jonathan Friedman, who worked for 26 years as a senior research associate at the observatory and still lives near it. 305 m (1,001 ft) Second largest single dish spherical reflector radiotelescope in the world. By continuing to use this website, you agree to our policies regarding the use of cookies. The National Science Foundation, which owns the observatory that is managed by the University of Central Florida, said crews who evaluated the structure after the first incident determined that the remaining cables could handle the additional weight. SAN JUAN, Puerto Rico – A huge, already damaged radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century completely collapsed on Tuesday. Friedman ran up a small hill near his home and confirmed his suspicions: A cloud of dust hung in the air where the structure once stood, demolishing hopes held by some scientists that the telescope could somehow be repaired. ", Yeah here is @SciBry’s before and after. Cable failures endanger renowned Puerto Rico radio telescope Latest News Share on Facebook Tweet this! The radio telescope in Puerto Rico, which once starred in a James Bond film, collapsed Tuesday when its 900-ton receiver platform fell 450 feet and smashed onto the radio dish below. I don’t have words to express it. A giant radio telescope in Puerto Rico collapsed weeks after it closed down due to previous damage. Impossible. The telescope has been used to track asteroids on a path to Earth, conduct research that led to a Nobel Prize and determine if a planet is potentially habitable. Located in Arecibo, Puerto Rico, the telescope was used for radio astronomy, atmospheric science, and even the search for extraterrestrial intelligence (SETI). The Arecibo Observatory's 1,000-foot-diameter telescope collapsed at about 7:55 a.m. Tuesday in Puerto Rico. Massive Arecibo Observatory radio telescope located in Puerto Rico collapses Share By: Theresa Seiger, Cox Media Group National Content Desk Updated: December 3, 2020 - 10:01 AM It’s a very deep, terrible feeling.”, Arecibo Observatory: Famed Puerto Rico radio telescope, hugely important to scientific research for more than 50 years, to be demolished. 1 of 2. The second-largest radio telescope in the world is no more. Pete Buttigieg has emerged as the frontrunner to become Biden's secretary of transportation, new report says . “It sounded like a rumble. The U.S. National Science Foundation had earlier announced that the Arecibo Observatory would be closed. Meet Moncef Slaoui. Then a main cable broke in early November. The large telescope — … Deliver a safe, effective COVID-19 vaccine in less than a year? Then a main cable broke in early November. About 250 scientists worldwide had been using the observatory when it closed in August, including Méndez, who was studying stars to detect habitable planets. "It sounded like a rumble. Broken cable damages giant radio telescope in Puerto Rico, Huge and famous Arecibo telescope set to be demolished, CBC's Journalistic Standards and Practices. Structural issues lead to the decision to dismantle the structure. “I am one of those students who visited it when young and got inspired,” said Abel Méndez, a physics and astrobiology professor at the University of Puerto Rico at Arecibo who has used the telescope for research. It has also been used as a movie set, perhaps most famously in the James Bond movie, GoldenEye. ARECIBO, PUERTO RICO -- A huge, already damaged radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century collapsed on Tuesday. The telescope was built in the 1960s with money from the Defence Department amid a push to develop anti-ballistic missile defences. He last used the telescope on Aug. 6, just days before a socket holding the auxiliary cable that snapped failed in what experts believe could be a manufacturing error. The telescope's 900-tonne receiver platform fell onto the reflector dish more than 122 metres below. Friedman ran up a small hill near his home and confirmed his suspicions: A cloud of dust hung in the air where the structure once stood, demolishing hopes held by some scientists that the telescope could somehow be repaired. A giant radio telescope in the Caribbean Island of Puerto Rico, which has been used to make Nobel Prize winning discoveries, has collapsed. Scientists worldwide had been petitioning U.S. officials and others to reverse the NSF's decision to close the observatory. The massive radio telescope at the Arecibo Observatory in Puerto Rico has had as tough of a year as any of us. The telescope has been used to track asteroids on a path to Earth, conduct research that led to a Nobel Prize and determine if a planet is potentially habitable. https://t.co/OstDIEvjrF. Business Insider. "I'm trying to recover," he said. A huge, already damaged radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century completely collapsed on Tuesday. The Arecibo Observatory, also known as the National Astronomy and Ionosphere Center (NAIC), is an observatory in Arecibo, Puerto Rico owned by the US National Science Foundation (NSF). Closed Captioning and Described Video is available for many CBC shows offered on CBC Gem. The telescope’s 900-ton receiver platform fell onto the reflector dish more than 400 feet below. I don't have words to express it. Pseudonyms will no longer be permitted. About 250 scientists worldwide had been using the observatory when it closed in August, including Mendez, who was studying stars to detect habitable planets. A huge, already damaged radio telescope in Puerto Rico that has played a key role in astronomical discoveries for more than half a century completely collapsed on Tuesday. "It was a chapter of my life.". Engineers had pronounced the second-largest radio dish in the world to be on the brink of collapse and too dangerous to try to repair. "I am one of those students who visited it when young and got inspired," said Abel Mendez, a physics and astrobiology professor at the University of Puerto Rico at Arecibo who has used the telescope for research. 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