Solar system and Space

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Across
  1. 3. a space with no matter
  2. 8. an event where one celestial body moves into the shadow of another
  3. 10. an imaginary line a planet spins around
  4. 11. an instrument used to make distant objects in space appear closer
  5. 12. a the path one object in space takes around another
  6. 13. a giant cloud of gas and dust in space, often where new stars are born
  7. 15. the layer of gases surrounding a planet or moon
  8. 16. a piece of meteor that survives the atmosphere and hits Earth'ssurface
  9. 17. a natural satellite that orbits the planet
Down
  1. 1. a large object that orbits a star
  2. 2. a body made of ice and rock that develops a glowing tail near the sun
  3. 4. everything that exists
  4. 5. a huge collection of stars, dust and gas held together by gravity
  5. 6. an object that orbits another object
  6. 7. a force that pulls objects toward each other
  7. 9. a streak of light made when a space rock burns up entering Earth's surface
  8. 14. a small rocky body that orbits the Sun