sábado, 3 de setembro de 2016

The Seven-Year Mission to Fetch 60 Grams of Asteroid






Scientific American 315, 62 – 69 (2016)
Published online: 19 July 2016 | doi:10.1038/scientificamerican0816-62



The Seven-Year Mission to Fetch 60 Grams of Asteroid


Dante S. Lauretta


  • Asteroids are pristine remnants from the birth of the solar system that offer answers to lingering questions about planet formation and perhaps even the origins of life.

  • They pose opportunities as well as hazards: asteroids contain metals, water and organic compounds that could be mined. But a small number of them also have the potential to strike Earth.

  • Whether for science, security or profit, gathering samples from asteroids and bringing them back to our planet for further study is the next frontier in asteroid research.









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The Seven-Year Mission to Fetch 60 Grams of Asteroid

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