Across
- 4. WORD THAT MEANS 'OF THE SUN'.
- 5. A TOOL USED TO SEE DISTANT OBJECTS.
- 8. THE 'A' IN 'AU' STANDS FOR THIS.
- 11. SMALL OBJECTS FROM SPACE THAT ENTER EARTH'S ATMOSPHERE.
- 13. PLANETS MAY HAVE ONE OR MORE OF THESE.
- 14. TYPE OF TIDE WHERE THE MOON AND THE SUN ARE PULLING IN DIFFERENT DIRECTIONS.
- 16. THE WAY OBJECTS ACT WHEN THEY MOVE OR STAY AT REST.
- 17. THE VISIBLE SURFACE OF THE SUN.
- 20. THE HOTTEST PLANET.
- 21. THE PLANET WITH THE MOST MOONS.
Down
- 1. LAYER OF THE SUN WHERE GASES MOVE IN CIRCLES.
- 2. OUTER LAYER OF THE SUN'S ATMOSPHERE.
- 3. A PULLING FORCE BETWEEN ANY TWO OBJECTS.
- 6. AN OBJECT IN SPACE THAT MAKES ITS OWN LIGHT AND HEAT.
- 7. ANY OBJECT IN SPACE THAT CIRCLES AROUND ANOTHER OBJECT.
- 9. THE PATH ONE OBJECT TAKES AROUND ANOTHER.
- 10. THE INNER LAYER OF THE SUN'S ATMOSPHERE.
- 12. DARK SPOTS ON THE SUN'S SURFACE.
- 15. THE AMOUNT OF MATTER IN SOMETHING.
- 18. THE SUN IS MADE UP MOSTLY OF HYDROGEN AND THIS GAS.
- 19. MEASUREMENT OF SOMETHING'S GRAVITATIONAL PULL.
- 22. THE LAYER OF THE SUN WHERE ENERGY FROM THE CORE MOVES OUT.