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   sci.space.policy      Discussions about space policy      106,651 messages   

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   Message 104,816 of 106,651   
   Dean Markley to dump...@hotmail.com   
   Re: Life on Venus? Astronomers See a Sig   
   14 Sep 20 12:04:29   
   
   From: damarkley@gmail.com   
      
   On Monday, September 14, 2020 at 2:01:21 PM UTC-4, dump...@hotmail.com wrote:   
   > "High in the toxic atmosphere of the planet Venus, astronomers on Earth have    
   > discovered signs of what might be life.    
   >    
   > If the discovery is confirmed by additional telescope observations and   
   future    
   > space missions, it could turn the gaze of scientists toward one of the   
   brightest    
   > objects in the night sky. Venus, named after the Roman goddess of beauty,   
   roasts    
   > at temperatures of hundreds of degrees and is cloaked by clouds that contain    
   > droplets of corrosive sulfuric acid. Few have focused on the rocky planet as   
   a    
   > habitat for something living.    
   >    
   > Instead, for decades, scientists have sought signs of life elsewhere,   
   usually    
   > peering outward to Mars and more recently at Europa, Enceladus and other icy    
   > moons of the giant planets.    
   >    
   > The astronomers, who reported the finding on Monday in a pair of papers,   
   have    
   > not collected specimens of Venusian microbes, nor have they snapped any   
   pictures    
   > of them. But with powerful telescopes, they have detected a chemical —   
   phosphine    
   > — in the thick Venus atmosphere. After much analysis, the scientists   
   assert that    
   > something now alive is the only explanation for the chemical’s source.    
   >    
   > Some researchers question this hypothesis, and they suggest instead that the   
   gas    
   > could result from unexplained atmospheric or geologic processes on a planet   
   that    
   > remains mysterious. But the finding will also encourage some planetary    
   > scientists to ask whether humanity has overlooked a planet that may have   
   once    
   > been more Earthlike than any other world in our solar system.    
   >    
   > “This is an astonishing and ‘out of the blue’ finding,” said Sara   
   Seager, a    
   > planetary scientist at the Massachusetts Institute of Technology and an   
   author    
   > of the papers (one published in Nature Astronomy and another submitted to   
   the    
   > journal Astrobiology). “It will definitely fuel more research into the    
   > possibilities for life in Venus’s atmosphere.”"    
   >    
   > See:    
   >    
   > https://www.nytimes.com/2020/09/14/science/venus-life-clouds.html   
      
      
   Now lets get that Venus balloon project going!   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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