[HN Gopher] Comet Catalina Suggests Comets Delivered Carbon to R...
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       Comet Catalina Suggests Comets Delivered Carbon to Rocky Planets
        
       Author : hindsightbias
       Score  : 26 points
       Date   : 2021-03-09 17:45 UTC (1 days ago)
        
 (HTM) web link (www.nasa.gov)
 (TXT) w3m dump (www.nasa.gov)
        
       | eu wrote:
       | What about water?
        
         | macintux wrote:
         | Is that in doubt?
        
           | dvh wrote:
           | Actually yes. Anton Petrov recently (15 may 2019) had a video
           | that most water was from asteroids or was already here, not
           | from comets.
        
       | quercusa wrote:
       | There is something very cool about a 747-Short with a 2.5m
       | telescope looking out a hole in the side:
       | 
       | https://www.nasa.gov/mission_pages/SOFIA/overview/index.html
        
         | adsbiscool wrote:
         | Here's where it is right now!
         | https://globe.adsbexchange.com/?icao=aa0db8
        
           | tejtm wrote:
           | They are currently hiring.
           | 
           | https://workforcenow.adp.com/mascsr/default/mdf/recruitment/.
           | ..
        
       | jonsen wrote:
       | Around 1980 I attended a lecture given by Jens Martin Knudsen
       | "the Martian" [1], during which he expressed his belief that most
       | of the carbon and carbohydrates in the earth crust stems from
       | incoming asteroids. Jens Martin was a great lecturer. He became
       | my role model.
       | 
       | [1] https://en.m.wikipedia.org/wiki/Jens_Martin_Knudsen
        
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       (page generated 2021-03-10 23:01 UTC)