Space
Across
- 3. Earth rotates on an imaginary line called an __________.
- 6. Jupiter, Saturn, Uranus, and Neptune.
- 7. A large group of billions of stars, gas, dust, and other objects held together by gravity.
- 8. The galaxy Earth is located in.
- 9. A space object made of ice, dust, and rock that can form a tail when near the Sun.
- 11. The __________ is the star at the center of our solar system.
- 13. Earth’s movement that causes day and night.
Down
- 1. The changing shapes of the Moon as seen from Earth over about one month.
- 2. A round object that rotates on its axis and revolves around a star.
- 4. Earth’s yearly trip around the Sun.
- 5. Mercury, Venus, Earth, and Mars.
- 10. The path an object follows as it moves around another object.
- 12. A system made up of a star and all the objects that revolve around it.
- 14. A rocky object that orbits the Sun and is usually irregular in shape.