Madisons puzzle

12345678910
Across
  1. 5. first person to purpose a heliocentric universe
  2. 6. also known as the little bear
  3. 7. a natural body out in space
  4. 9. smaller groups of stars forming patterns within constellations
  5. 10. also known as the big bear
Down
  1. 1. generally smaller than a planet give
  2. 2. patterns made up of stars
  3. 3. most _______ orbit the sun in a band between mars and jupiter
  4. 4. leaves scars in the planet when they hit
  5. 8. all planets except mercury and Venus have one