Space

2. To rotate around and object with greater gravity.
3. An object consisting of ice and dust and producing a tail of gas and dust when near an atmosphere.
5. The star in the centre of the solar system.
6. A system of many stars, combined with other matter such as dust and gas and held together by gravity.
7. A large body consisting of plasma and held together by its own gravity.
9. A celestial body orbiting a planet.
11. A large iron and rock body orbiting the sun in outer space.
12. A meteor that has made it to the Earth’s surface.
13. A dark spot of the surface of the sun.

1. The distance which light can travel after one year.
4. A natural satellite orbiting a planet or a dwarf planet
5. Planets orbiting a sun along with asteroids, meteors and comets.
8. A body of matter from outer space which enters the Earth’s atmosphere and burns up from the speed in a streak of light.
10. A body orbiting a star, which is large enough to be rounded by its own gravity.