Space words

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Across
  1. 2. A round object that orbits a planet.
  2. 5. A big ball of hot, glowing gas that shines in the sky.
  3. 6. A big round object in space that goes around a star, like Earth goes around the Sun.
  4. 7. A chunk of ice and dust that travels around the Sun, with a glowing tail when it gets close.
Down
  1. 1. Everything that exists, including all stars, galaxies, planets, and space.
  2. 3. A small, rocky object that orbits the Sun, usually found between Mars and Jupiter.
  3. 4. A huge group of stars, planets, and dust all held together by gravity.