EARTH IN SPACE

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Across
  1. 2. PERIODIC RISE AND FALL OF OCEANS' SURFACES
  2. 4. ORBITS THE SUN, MASSIVE ENOUGH TO BE SPHERICAL
  3. 6. ORBIT OF AN OBJECT AROUND ANOTHER OBJECT
  4. 7. SPIN OF AN OBJECT AROUND ITS AXIS
  5. 8. MOON BECOMES LARGER
  6. 11. EARTH'S ROTATION AXIS IS TILTED DIRECTLY TOWARD OR AWAY FROM SUN
  7. 12. LARGE SPHERE OF HYDROGEN GAS HOT ENOUGH FOR NUCLEAR REACTION
  8. 13. NATURAL SATELLITE ORBITS OBJECT
  9. 14. SMALL ROCKY PARTICLES THAT MOVE THROUGH SPACE
Down
  1. 1. MOON BECOMES SMALLER
  2. 3. MOVEMEMENT OF ONE SOLAR SYSTEM OBJECT INTO THE SHADOW OF ANOTHER OBJECT
  3. 5. EARTH'S ROTATION AXIS IS ISTILTED NEITHER TOWARD NOR AWAY FROM SUN
  4. 9. SMALL ROCKY OBJECTS ORBIT THE SUN
  5. 10. HUGE COLLECTION OF STARS, GAS, AND DUST