Our Place In Space

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Across
  1. 2. system the Sun and the group of objects that move around it
  2. 3. to move around a star or planet
  3. 4. the star at the center of our solar system
  4. 5. the time from Sun up to Sun down when the Earth has light
  5. 7. a large, round object that moves around the Sun or another star
  6. 8. the time from Sun down to Sun up when the Earth is dark
Down
  1. 1. a big ball of dirt and rock that orbits the Earth
  2. 2. an object in space that makes its own heat and light
  3. 4. the area past Earth's atmosphere
  4. 6. the planet that people live on