Space Science Crossword

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Across
  1. 3. any human made object placed in orbit around a body in space
  2. 8. a meteoroid that reaches Earth’s surface without burning up completely
  3. 12. the spin of an object in space
  4. 14. smaller body that orbits around a larger body
  5. 15. a small, rocky body that revolves around the sun
  6. 17. the elliptical PATH an object takes in space while revolving around another object
  7. 18. the elliptical motion of a body as it travels around another more massive body in space
  8. 19. a very small, rocky body found in space
  9. 20. the force that accelerates a rocket
Down
  1. 1. a large, gaseous planet of the outer solar system with no known solid
  2. 2. a bright streak of light caused when a meteoroid or comet dust burns up in the atmosphere
  3. 3. mixture of gases that surrounds a planet
  4. 4. a small, dense, rocky planet similar to Earth
  5. 5. a medium sized star; the center of our solar system
  6. 6. the speed and direction a rocket must have in order to completely break away from a planet’s gravitational pull
  7. 7. body that orbit around the sun or a star and does not produce its own light
  8. 9. the force that causes an object to follow a curved path
  9. 10. a natural satellite of a planet
  10. 11. the speed and direction a rocket must have in order to orbit Earth
  11. 13. attracting force due to mass or rotation
  12. 16. a small body of ice, rock, and cosmic dust loosely packed together