Across
- 1. This season happens when a hemisphere is tilted toward the Sun.
- 4. This season happens when a hemisphere is tilted away from the Sun.
- 7. The amount of matter in an object, which affects its gravity.
- 10. A natural satellite that orbits the Earth.
- 11. The path one object takes around another in space.
- 12. A giant ball of hot, glowing gas.
- 13. The force that pulls all objects toward the center of the Earth.
- 14. The spinning of Earth on its axis, which causes day and night.
- 16. The direction the Sun appears to set in the evening.
- 18. The star at the center of our solar system.
Down
- 1. A dark area created when an object blocks light from the Sun.
- 2. The name of our galaxy.
- 3. A tool used to see distant objects in space more clearly.
- 5. The time it takes for Earth to complete one full rotation.
- 6. How much light a star appears to give off based on its distance.
- 8. A group of stars that forms a pattern or shape in the sky.
- 9. Earth's movement around the Sun, which takes about 365 days.
- 12. The shape of the Earth, Moon, and Sun.
- 15. An imaginary line that runs through Earth's North and South poles.
- 17. The direction the Sun appears to rise in the morning.