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  1. The World’s First-Ever Planetary Defense Test @NASA

    The World’s First-Ever Planetary Defense Test @NASA

    15
  2. How Do Spacecraft Slow Down? We Asked a NASA Technologist

    How Do Spacecraft Slow Down? We Asked a NASA Technologist

    166
  3. How Much Destruction Can Asteroids Cause Earth

    How Much Destruction Can Asteroids Cause Earth

    209
  4. Success Beyond Imagination: NASA's Double Asteroid Redirection Test #nasa

    Success Beyond Imagination: NASA's Double Asteroid Redirection Test #nasa

    76