Space

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Across
  1. 3. The distance light travels in a year through in a vacuum
  2. 4. A rock from space that fell on Earth
  3. 6. A burning hot sphere of gases
  4. 8. blah
  5. 9. Referred to as "Earth's Sister"
  6. 11. The closest planet to the sun
Down
  1. 1. The largest planet in our solar system
  2. 2. Plane-like rockets used to send astronauts to space and back
  3. 5. Computers sent in Earth's orbit for things like Television broadcasting
  4. 7. A dense point of gravity in which not even light can escape
  5. 10. The only planet in our solar system with life