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NASA Appointed Team Set Out Priorities For a Europa Surface Mission

astroengine writes "Europa has only been seen from afar, but its aura of intrigue has inspired scientists to study ideas as to how to explore the icy Jovian moon. In a new study published in the journal Astrobiology [paper], a NASA-appointed science definition team lays out the rich tapestry of discovery facing any mission to study Europa, but what questions do we need answering? 'If one day humans send a robotic lander to the surface of Europa, we need to know what to look for and what tools it should carry,' said Robert Pappalardo, of NASA's Jet Propulsion Laboratory, Pasadena, Calif., and the study's lead author. 'There is still a lot of preparation that is needed before we could land on Europa, but studies like these will help us focus on the technologies required to get us there, and on the data needed to help us scout out possible landing locations. Europa is the most likely place in our solar system beyond Earth to have life today, and a landed mission would be the best way to search for signs of life.'"

8 of 83 comments (clear)

  1. Search for life by girlintraining · · Score: 4, Interesting

    As we've discovered, life is pretty resiliant. It can survive in a vaccum, it can survive radiation, it can feed on all kinds of chemicals and environments... and every year we discover life has found a new way to exist in a previously-thought inhospitable environment. We even have self-replicating proteins (prions) that are so resistant that medical tools used on someone infected with mad cow have to be thrown away after, because they can't be adequately disinfected.

    I'd be very interested in knowing how NASA plans on disinfecting its spacecraft prior to launch so it doesn't wind up detecting now, or years or centuries down the line, what we brought with us.

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    1. Re:Search for life by buchner.johannes · · Score: 4, Informative

      Result 2: Microbial Monitoring and Disinfection aboard NASA Spacecraft... sounds promising, but it's paywalled. For $17.50 though I might be able to get access to a dense academic tomb. Thanks, Google!

      I put the name into Scholar, and found a (free) PDF by the same author, 5 years later than that article.
      It is comparing bacterial and fungal contamination of ISS, Mir and Shuttle missions.

      Perhaps you are searching with the wrong keywords. Try "sterilization of spacecraft".
      https://en.wikipedia.org/wiki/Planetary_protection

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      NB: The message above might reflect my opinion right now, but not necessarily tomorrow or next year.
  2. 2010 by bmo · · Score: 5, Funny

    ALL THESE WORLDS
    ARE YOURS EXCEPT
    EUROPA
    ATTEMPT NO
    LANDING THERE

    Filter error: Don't use so many caps. Filter error: Don't use so many caps. Filter error: Don't use so many caps.

    1. Re:2010 by K.+S.+Kyosuke · · Score: 4, Funny

      Filter error: Don't use so many caps. Filter error: Don't use so many caps. Filter error: Don't use so many caps.

      Imagine what would have happened had the puny Earthlings' communication network rejected HAL's message due to a triggered lameness filter.

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      Ezekiel 23:20
  3. Could they send some bloody microphones? by gestalt_n_pepper · · Score: 3, Funny

    The only thing we could missing is the sound of a thousand alien mating frogs.

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    Please do not read this sig. Thank you.
  4. #1 tool a robot probe could carry to Europa: by tlambert · · Score: 3, Insightful

    #1 tool a robot probe could carry to Europa: a human.

    Seriously, is it any wonder no one watches launches any more?

    Watching a robot probe go anywhere is "Great, Skynet explores another planet without us: big deal".

    1. Re:#1 tool a robot probe could carry to Europa: by cpt+kangarooski · · Score: 4, Interesting

      Humans would quickly die of radiation poisoning on the surface of Europa if they didn't have lots of shielding. Jupiter has massive radiation belts that basically make everything inside of the orbit of Callisto off limits to us.

      Lets stick with unmanned probes for now.

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      -- This and all my posts are in the public domain. I am a lawyer. I am not your lawyer, and this is not legal advice.
  5. Priorities by betterprimate · · Score: 4, Insightful

    Can we give the NSA, DHS, CIA budget to NASA? You know, let's do something as a people. The only difference between the U.S. and other great empires, is that the U.S. government and leaders give fuck all about artistic, philosophical, and scientific endeavors. You know, the stuff that gives us dignity as a people. They use to. Or at least pretended to.

    Man, do I oft times wish I lived in a different culture. I'm sick of this fascist corporate utilitarianism. What's the progress? The only thing the U.S. gave to the world was done by our impoverished and enslaved. Now, we can't even have viable land to grow for our personal needs.

    France could sound cool; you have to give props to a culture that created Joan of Arc. What current cultures are there that welcome such endeavors? Really, I want to know.