Solar system

1. A very young planet that is still growing by collecting dust and rocks in space
3. The invisible force that pulls things towards each other
4. a strong, heavy metal found in the ground and in our blood
5. The explosion of a star.
8. A big cloud of dust and gas between stars.
12. The small planet that may have crushed into the early earth
13. A body of hot gases that makes its own light and heat.
14. Object in space that travels around the sun; made of dust and gas, sometimes forms a long, bright trail

1. A body orbiting around the sun with its own gravity and its own orbit.
2. Any planets natural satellite
3. A system of millions or billions of stars with gas ,dust and plants
6. All of space, all the matter and energy that space contains.
7. Repeating path of one object around another.
9. bang The huge explosion that scientist believe created the universe
10. Rocky, metallic or icy planet like bodies with no atmosphere that circles around the sun
11. dust Tiny particles left behind when stars die