Asteroids and Comets

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Across
  1. 4. a telescope that uses one or more curved mirrors to gather and focus light from distant objects
  2. 5. small rocks that orbit the sun
  3. 7. The entire universe
  4. 9. star- Visible streak of light when small pieces of debris enter Earth atmosphere burn up
  5. 11. a solid piece of debris from an object that originates in outer space
  6. 14. a circular bowl shaped on the surface of the planet moon
  7. 15. a stream of gas or dust that extends from a celestial body
  8. 16. path of a planet
  9. 18. objects that emit incredibly bright radiation, typically associated with high-energy cosmic phenomena
  10. 19. A rare, short lived point of light on a thunderstorm’s connective dome
  11. 20. A column of gas or dust that rises above the celestial body surface
  12. 21. belt- The region between Mars and Jupiter where the most asteroids are found
Down
  1. 1. The point in an orbit where a body is closest to the sun
  2. 2. microscopic grains of solid matter like carbon and silicates
  3. 3. in star’s brightness that’s caused by thermonuclear explosion on surface of a white dwarf
  4. 6. A small celestial body that orbits the sun
  5. 8. Cloud- An ice cloud that surrounds the solar system
  6. 10. A cloud of gas and dust surrounding the nucleus of a comet
  7. 12. shower- An increased amount of meteors from a single point in the sky
  8. 13. narrow feature caused by fast moving object reflects sunlight
  9. 17. a type of spacecraft that is made for landing on a planet