Space

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Across
  1. 2. A large collection of billions of stars, gas, and dust held together by gravity.
  2. 4. All space and everything in it, including galaxies, stars, planets, and all matter and energy.
  3. 6. An icy object that orbits the Sun and forms a glowing tail when near the Sun.
  4. 8. System A star and all the objects that orbit it, including planets, moons, asteroids, and comets.
  5. 9. (natural satellite) A natural object that orbits a planet.
Down
  1. 1. A large object that orbits a star and does not produce its own light.
  2. 3. A small rocky object that orbits the Sun, mainly found between Mars and Jupiter.
  3. 5. A massive ball of hot gas that produces light and energy through nuclear fusion.
  4. 7. A piece of rock from space that survives passing through Earth’s atmosphere and lands on the surface.