Space

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Across
  1. 4. An ice giant rotationg on its side
  2. 7. The farthest planet of the Solar system
  3. 8. A place in space with extremely strong gravity
  4. 9. A gas that makes up the Sun
  5. 10. A moon of Mars
Down
  1. 1. Everything that exists
  2. 2. A unit used to measure distances in space
  3. 3. A group of stars in the night sky
  4. 5. A device sent to the stars to get information and take measurements
  5. 6. A piece of a comet or an asteroid fallen to the Earth