{
   "index" : 22,
   "text" : "The Wow! signal is found to have likely been caused by a rare astrophysical event, the sudden brightening of a cold molecular cloud triggered by a stellar emission. ",
   "keywords" : [
      {
         "index" : 2,
         "name" : "Wow! signal",
         "slug" : "/wiki/wow!%20signal"
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         "name" : "molecular cloud",
         "index" : 14,
         "slug" : "/wiki/molecular%20cloud"
      }
   ],
   "changes" : [],
   "related" : [
      {
         "index" : 21,
         "text" : "Search for extraterrestrial intelligence",
         "score" : 1,
         "keywords" : [
            "Wow! signal"
         ],
         "changes" : [],
         "date" : "2024-08-16",
         "hash" : "e2a94caf0c0c7440bccfd24909efd6bd2513062e",
         "slug" : "/feed/2024/08/16/search-for-extraterrestrial-intelligence"
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   ],
   "sources" : [
      {
         "name" : "University of Puerto Rico at Arecibo",
         "day" : "16",
         "hash" : "6360349e37bac3fcc10a3848f850e6a32b8bbe97",
         "month" : 8,
         "year" : "2024",
         "permalink" : "https://phl.upr.edu/wow"
      }
   ],
   "images" : {},
   "date" : "2024-08-16",
   "keywords_main" : "Wow! signal",
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