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  1. 10 Things: What’s That Space Rock? - Science@NASA

  2. Meteors & Meteorites Facts - Science@NASA

  3. Cosmic Detective Work: Why We Care About Space Rocks

  4. Asteroids, Comets & Meteors - NASA Science

  5. What’s That Space Rock? - NASA

  6. Eyes on the skies! Astrogeologist explains why space rocks are so …

  7. Sort Out Your Space Rocks - National Geographic Education Blog

  8. What are asteroids? | Space

  9. What's That Space Rock? – Gallery | NASA JPL Education

  10. What Are Meteorites? | Ask An Earth and Space Scientist

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