Outer Space

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Across
  1. 4. - A colorful cloud of gas and dust in space
  2. 5. - All of space and everything within it
  3. 6. - Tiny particles left behind by stars
  4. 8. - A streak of light from a rock entering Earth’s atmosphere
  5. 9. - A vehicle used for space exploration
Down
  1. 1. - A person trained to travel in space
  2. 2. - The force that pulls objects toward one another
  3. 3. - A massive system of stars and planets
  4. 6. - Related to the sun, as in the solar system
  5. 7. - A small rocky body orbiting the sun