Across
- 3. The angle of Earth’s axis that causes seasons
- 4. Changes in weather during the year caused by Earth’s tilt
- 5. The length of time it takes for a planet to orbit the Sun
- 6. The force that pulls objects together
- 8. The imaginary line that the Earth spins around.
- 9. A device that uses lenses or mirrors to observe distant objects in space
- 10. An eclipse that happens when the Earth comes between the Sun and the Moon.
- 12. Lumps of rock orbiting the Sun left over from when the Solar System formed.
- 13. A natural satellite that orbits a planet
- 14. Path taken by a satellite, planet or star moving around a larger body.
- 15. The largest planet in the Solar System
Down
- 1. A massive system containing billions of stars
- 2. The Sun and the planets and other bodies in orbit around it.
- 4. An object that orbits a planet; it can be natural or man-made
- 7. A huge ball of hot gas that produces light and heat
- 11. A large object that orbits a star
- 13. The planet closest to the Sun