Outer Space

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Across
  1. 1. The planet that is more than twice as massive as all the other planets combined.
  2. 5. Named after the Roman god of war; referred to as the "Red Planet".
  3. 7. Small, rocky objects that orbit the Sun.
  4. 9. Named after the Roman god of sea .
  5. 10. The gravitationally curved path of an object around a point in space.
Down
  1. 2. An optical instrument used to observe distant objects such as the stars.
  2. 3. Are cosmic snowballs of frozen gases, rock and dust that orbit the Sun.
  3. 4. The universal force by which a planet or other body draws objects toward its center.
  4. 6. The second largest planet with many rings.
  5. 8. Named after the Roman goddess of love and beauty; the second planet from the Sun.