Challenging - Space & Planets

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Across
  1. 4. – Special clothing worn by astronauts to survive in space
  2. 5. – A group of stars that form a pattern in the sky
  3. 7. – A rocky object in space, smaller than a planet
  4. 11. – The force that pulls objects toward each other
  5. 12. – Everything that exists, including all space, planets, and galaxies
  6. 13. – The planet closest in size to Earth, covered in thick clouds
  7. 14. – A ball of ice and dust that orbits the Sun, often with a glowing tail
  8. 15. – The distance that light travels in one year
  9. 17. – A person who travels into space
  10. 19. Hole – A spot in space with gravity so strong that not even light can escape
  11. 20. – A huge group of stars, planets, and gas, like the Milky Way
Down
  1. 1. – The largest planet in our solar system
  2. 2. – A vehicle used to launch people and things into space
  3. 3. – Refers to the Sun, like in "solar energy"
  4. 6. – A tool for looking at distant objects in space
  5. 8. – The path one object takes around another in space
  6. 9. – An object that orbits a planet; can be natural or man-made
  7. 10. – A rock that burns up in Earth’s atmosphere, also called a "shooting star"
  8. 16. – The red planet, fourth from the Sun
  9. 18. – A giant cloud of gas and dust where stars are born