Across
- 3. Region beyond Neptune filled with icy bodies.
- 5. Rocky, airless remnants left over from the early formation of our solar system about 4.6 billion years ago.
- 7. A small matter from outer space, appearing as a streak of light
- 8. Famous comet visible from Earth every 76 years
- 9. Tail is made of dust from the disintegrating nucleus.
- 11. The most visible part of a comet.
- 12. Dwarf planet located in the asteroid belt.
- 14. Path that an object follows as it revolves around another object.
- 15. Second-largest dwarf planet, located in the scattered disc.
Down
- 1. Center of comets, composed of rock, dust, ice, and frozen gases such as carbon monoxide, carbon dioxidemethane, and ammonia.
- 2. largest dwarf planet in the Kuiper Belt.
- 4. Small solar system body made of rock and metal
- 6. Clouds of icy debris that come from beyond planet Earth.
- 10. Objects that orbit the Sun at a farther distance than Neptune.
- 13. An ion tail made of gases always points away from the Sun.